1977 GMC K25 Performance and Racing Products

Essential 1977 GMC K25 Performance and Racing Products

Competition Cams – Set of 16 Single Springs w/ 1.254" O.D., 1.254" I.D., 1.700" Installed Height (Part No.981-16)

Set of 16 Single Springs w/ 1.254" O.D., 1.254" I.D., 1.700" Installed Height

from

$126.99
Single Outer Valve Springs from COMP Cams allow you to build the perfect spring assembly for your application. The valve spring creation process is far more involved than most people realize. Selecting the right metal stock and creating the best design is not done by chance. COMP Cams has developed a process that creates the highest quality valve spring available. The result is a product that meets and exceeds the expectations of today’s engine builders and racers.

Product Features:
  • Seat pressure: 105 lbs. @ 1.700″, Open Pressure: 273 lbs. @ 1.250″
  • O.D.: 1.254″, I.D.: .880″
  • Single valve springs with damper
  • Approximately .490″ max lift at recommended installed height
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Mr. Gasket – Alternator (Part No.5122)

Alternator

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$288.99
These Mr. Gasket chrome alternators are remanufactured to exceed original equipment specifications for maximum dependability. This 10SI style 80 amp alternator can be used as an original equipment replacement OR as a 1-wire alternator.

Product Features:
  • Fits Most 1973-1983 GM Vehicles
  • Bolt Spacing 6.6″
  • 80 Amps
  • GM 10SI Style Alternator
  • Chrome Plated Finish
  • 1-Groove V-belt pulley – included
  • Internal Regulator
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Holley – High Output Mechanical Fuel Pump – 110 GPH Free Flow (Part No.12-327-11)

High Output Mechanical Fuel Pump - 110 GPH Free Flow

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$144.99
Mechanical fuel pump made from heavy duty construction for continuous high RPM operation. Fuel body casting can be rotated to accommodate various plumbing situations. Fuel pressure regulator is not required.

Product Features:
  • High Output Fuel Flow
  • Flows 110 gph Free Flow
  • Shutoff Pressure Pre-Set From 6.5 To 8 PSI
  • Fuel Pressure Regulator Is Not Required
  • Heavy Duty Construction For Continuous High rpm Operation
  • Fuel Body Casting Can Be Rotated For Plumbing Situations
  • Inlet And Outlet Tapped For 3/8 in. NPT
  • Inlet/Outlet Tapped For 3/8 in. NPT
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B & M – Torque Converter, Nitrous Holeshot 3600 (Part No.20482)

Torque Converter, Nitrous Holeshot 3600

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$665.99
Nitrous Holeshot Converters are Built with the same features as the other B&M Holeshots, with the addition of anti-balloon plates. The anti-balloon plates will allow these converters to stand up to the instant horsepower nitrous delivers.

Product Features:
  • 3400-3800 RPM
  • Small And Big Blocks
  • Serious Performance
  • Furnace Brazed
  • Fully Balanced
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Mr. Gasket – Ultra Seal: Exhaust Gasket Set (Part No.5901)

Ultra Seal: Exhaust Gasket Set

from

$31.99
Manufactured from high-temperature steel core/graphite faced exhaust material. Expanded steel core provides stability and maximum torque retention to eliminate gasket failure. Graphite facing provides excellent heat resistance and thermal conductivity to transfer heat away from the cylinder head. Conforms to and seals minor surface irregularities. High recovery material allows header or manifold flange to stay sealed if flange loses clamp-load. Can be trimmed if necessary for modified port applications. For original equipment replacement, high performance street, drag race and oval track use.

Product Features:
  • Withstands Intense Exhaust Heat
  • Graphite-Impregnated Facing
  • Steel Expanded Metal Core
  • Superior Tensile Strength
  • Resists Deteriorating
  • Anti-stick Properties
  • Easy Removal For Disassembly
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FEL-PRO Performance – Engine Valve Cover Gasket Set (Part No.1606)

Engine Valve Cover Gasket Set

from

$27.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Blue Stripe performance cork-rubber gaskets use cork particles evenly distributed throughout a rubber binder resulting in a compressible gasket without leak paths.
  • Not intended for use in emission controlled vehicles.
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Competition Cams – CAM & LIFTER KIT, SBC 260H HIGH ENERGY HYD 1 KT (Part No.CL12-206-2)

CAM & LIFTER KIT, SBC 260H HIGH ENERGY HYD 1 KT

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$323.99
Ideal for use with mainly stock components like rocker arms, intake manifolds, cylinder heads, compression ratio, torque converters and rear gear ratios, the High Energy camshaft grind family is a great choice for street performance applications. Offering

Product Features:
  • Good blend of efficiency and performance.
  • Perfect choice for performance street rebuilds.
  • Work well with mainly stock components such as rockers, manifolds, heads, compression, torque converters and gears.
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Rancho – U-Bolt Kit (Part No.RS705)

U-Bolt Kit

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$79.99
Replace your old or broken U-bolts with these high strength Rancho replacement U-bolt kits. These kits will work with a stock or an aftermarket leaf spring pack.

Product Features:
  • These replacement U-bolts are for Rancho suspension systems only. Do not use them on other suspension kits.
  • After 100 miles of use and after every off-road use, inspect all U-bolts for proper torque values.
  • Made from high strength steel
  • Works with a stock or an aftermarket leaf spring pack
  • Sold in a master quantity of 15
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Mr. Gasket – Ultra Seal: Competition Screw-In Rocker Arm Studs (Part No.1074)

Ultra Seal: Competition Screw-In Rocker Arm Studs

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$85.09
Mr. Gasket competition screw-in rocker arm studs are manufactured from heat treated black oxide coated Grade 8 steel. Ideal for high performance street and race applications.

Product Features:
  • Black Oxide Coated Grade 8 Steel
  • Kit Contains 16 Studs
  • Easy To Install
  • Heat Treated Steel
  • Prevents Stud Flexing
  • Black Plated Finish
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Energy Suspension – Sway Bar Bushing Set (Part No.3.5179G)

Sway Bar Bushing Set

from

$40.99
Energy Suspension performance polyurethane sway bar bushings and end links offer the greatest improvement in performance among all the products Energy offers. They make a vehicle’s sway bar system much more effective like adding a larger, higher performance sway bar! Economy, increased efficiency, and easy installation are just some of the reasons these products are so popular. Made of Hyper-Flex polyurethane that lasts much longer than O.E.M. rubber bushings.

Product Features:
  • Allows Sway Bar System to Work At 100% Efficiency
  • Zerk Type Fittings
  • Allows for Periodic Greasing
  • Lasts Much Longer Than OEM Rubber Bushings
  • Handling Characteristics Improve Dramatically
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Energy Suspension – Hyper-Flex Polyurethane Cab & Body Mount Set (Part No.3.4103G)

Hyper-Flex Polyurethane Cab & Body Mount Set

from

$116.99
Will replace distorted and worn-out original rubber mounts to maintain car body and truck cab to bed alignment. Original rubber mounts are so soft they often crack, distort, and crush so badly they often fall off and aluminum body mounts are too harsh for street use that they tend to break and cause other components to break. Energy’s specially formulated Hyper-Flex polyurethane cab and body mounts combine the best qualities of both: they’re soft enough for a smooth ride, yet rugged enough for the most demanding road or track. Most sets have a strong zinc plated steel ring molded into them – for added durability and when the application requires it.

Product Features:
  • Assures Longer Lasting Cab to Bed Alignment
  • Replace to Restore Ride Height
  • Gain Durability
  • Stronger Than Original Rubber Mounts
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Edelbrock – Intake Manifold Gasket for 1991 & Later Rectangular port 454 B/B Chevy (Part No.7202)

Intake Manifold Gasket for 1991 & Later Rectangular port 454 B/B Chevy

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$26.99


Product Features:
  • Clean Positive Seal
  • Embossed Silicone Bead Surrounding The Port
  • Matched To Manifolds And Cylinder Heads
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Mr. Gasket – Oil Pan Bolt Kit (Part No.6085)

Oil Pan Bolt Kit

from

$17.49
The special self locking oil pan bolts, use a smaller-than-standard hex head is ideal for tight spaces. Because of the hex flange head design, it will not fall back into the socket wrench, allowing for easier installation. Special under head serrations prevent loosening and the wide flange head distributes uniform clamping pressure for an ultra gasket seal. Bolts are zinc plated, grade 5.

Product Features:
  • Ideal For Tight Spaces
  • Serrations Prevent Loosening
  • Flange Distributes Pressure
  • Zinc Plated Bolts
  • Grade 5 Material
  • Easy Installation
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Mr. Gasket – Timing Tab (Part No.4600)

Timing Tab

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$10.99
Installs using stock timing cover bolts. Chrome plated steel is a much better compliment to a chromed timing cover.

Product Features:
  • Bolts on with existing timing cover bolts
  • Chrome plated steel is a much better compliment for chrome timing covers
  • Balancer
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Edelbrock – TIMING CHAIN (Part No.7844)

TIMING CHAIN

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$29.99
Product Features:
  • Timing Chain Only
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K&N – Engine Air Filter: Washable Filter, Increase Horsepower & Acceleration (Part No.E-1120)

Engine Air Filter: Washable Filter, Increase Horsepower & Acceleration

from

$149.99
K&N performance High-Flow Air Filters are engineered to improve engine performance. Unlike disposable paper filters which must be frequently replaced, K&N Air Filters are washable, reusable, and engineered to last for the life of your vehicle or outdoor power small engine. Engineered to fit easily into your factory air box, installation can be completed in a matter of minutes! K&N develops and tests each product on the world┐s toughest race tracks, so we can bring the highest level of performance to your daily driving. Join the millions of customers who have saved money and improved vehicle performance by upgrading to K&N filtration.

Product Features:
  • ENGINEERED POWER: State-of-the-art air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance
  • RUGGED CONSTRUCTION: K&N Air Filters are manufactured with durable, premium materials and state-of-the-art construction methods to last a lifetime
  • 4 LAYERS OF PROTECTION: Multiple layers of premium cotton gauze treated with a specially-designed tacking agent work together to create an intricate mesh of engine filter media that is designed to block and trap harmful contaminants
  • CLEAN ONCE EVERY 5 YEARS: Engine air filter only needs cleaning every 75,000 miles under normal highway driving conditions (based on the average miles driven per year of 15,000 miles)
  • ULTIMATE LONGEVITY: No-hassle lifetime warranty on stock replacement K&N air filters- limitations apply
  • EASY INSTALLATION: K&N Air Filters are pre-treated and ready to drop into your factory air box- they are one of the easiest and most cost-effective vehicle upgrades for quick performance gains
  • ECO-FRIENDLY: Using a washable, reusable engine air filter helps reduce replacement air filter waste- a K&N air filter is designed to last longer than 10 or more disposable filters
  • MADE IN USA: K&N Air Filters are proudly made in the USA for trusted quality & reliability
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Accel – Distributor Cap And Rotor Kit (Part No.8123)

Distributor Cap And Rotor Kit

from

$48.49


Product Features:
  • Heavy Duty Cap and Rotor Kit
  • With Brass Inserts
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Mr. Gasket – A/Tdipstick (Part No.9703G)

A/Tdipstick

from

$83.29
Billet aluminum handle with flexible braded steel tube mounts to the firewall. 29-3/4 inch long.

Product Features:
  • Braided Stainless Steel
  • Firewall Mounting
  • Includes Oil Fill Tube
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B & M – Automatic Shifter, Sport Shifter (Part No.80776)

Automatic Shifter, Sport Shifter

from

$329.99
The B&M Sport Shifter features, Neutral safety switch, backup light switch, lighted gear indicator and black T-Handle and cable. Fits Most 3 and 4 Speed applications.

Product Features:
  • Base Trims For Custom Fit
  • Neutral Safety Switch
  • Backup Light Switch
  • Lighted Gear Indicator
  • Black T-Handle and Cable
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Energy Suspension – Sway Bar Bushing Set (Part No.3.5180R)

Sway Bar Bushing Set

from

$41.99
Energy Suspension performance polyurethane sway bar bushings and end links offer the greatest improvement in performance among all the products Energy offers. They make a vehicle’s sway bar system much more effective like adding a larger, higher performance sway bar! Economy, increased efficiency, and easy installation are just some of the reasons these products are so popular. Made of Hyper-Flex polyurethane that lasts much longer than O.E.M. rubber bushings.

Product Features:
  • Allows Sway Bar System to Work At 100% Efficiency
  • Zerk Type Fittings
  • Allows for Periodic Greasing
  • Lasts Much Longer Than OEM Rubber Bushings
  • Handling Characteristics Improve Dramatically
See More

FEL-PRO Performance – PERFORMANCE OIL PAN GASKET SET (Part No.1804)

PERFORMANCE OIL PAN GASKET SET

from

$27.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Felcoid/Plus gaskets have a fiber sheet core and a latex rubber coating to eliminate potential leakage paths. The core material resists crushing and splitting, while providing excellent blowout resistance.
  • With steel core to provide ultimate excellent blowout resistance.
  • Not intended for use in emission controlled vehicles.
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Competition Cams – VALVE SEALS, TEFLON 3/8" 1 ST (Part No.505-16)

VALVE SEALS, TEFLON 3/8" 1 ST

from

$31.99
COMP Cams offers a complete line of valve stem seals, from the umbrella seals to the positive-stop Teflon seal. These seals are a must to keep unwanted oil from entering the combustion chamber through the clearance in the valve guides. The umbrella seal is normally used when a larger-than-stock diameter spring is used, in the case of a double spring, the positive-stop Teflon seal is used. The umbrella seals require no machining, but with the Teflon seal it is necessary to disassemble the heads and machine the top of the guide with a special .530 diameter cutter. Whenever you are planning an engine overhaul or a cam change, don’t forget the valve seals.

Product Features:
  • Work with .530″ guides and 3/8″ valve stem diameter
  • Valve stem oil seals keep unwanted oil from entering the combustion chamber
  • Several different types of valve seals are offered
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Hooker Headers – LS1 Swap Headers for 66-72 Chevelle, El Camino & More (Part No.2453HKR)

LS1 Swap Headers for 66-72 Chevelle, El Camino & More

from

$298.99
LS1 full length engine swap header fits 66-72 Chevelle, El Camino, Monte Carlo and Sprint applications. Hooker has a complete line of engine swap headers, front frame mounts and transmission mounts for popular engine swaps. Available for Chevy, Chrysler and Ford small block and big block engines. Hooker swap headers and mounts are designed to provide an exact fit when used together. Hooker swap headers add the extra horsepower and torque the serious enthusiast demands. Hooker Headers are the best single improvement you can make.

Product Features:
  • High Performance
  • Affordable
  • Durable 16 Gauge Material
  • Welds Easier
  • Lasts Longer
  • Heat Cured
  • High Heat Resistant
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Rancho – Dual Steering Damper Kit (Part No.RS98501)

Dual Steering Damper Kit

from

$251.99
Designed to reduce wheel shimmy and end vibration caused by larger tires, the Rancho® steering stabilizer kit cuts down on steering arm fatigue to improve handling. The kit includes two Rancho RS5000® steering stabilizers and installation brackets.

Product Features:
  • COMPATIBILITY — Designed for a variety of trucks and SUVs from Chevrolet®, GMC®, Ford®, Dodge®, Jeep® and Plymouth®
  • IMPROVED HANDLING AND PERFORMANCE — Reduces wheel shimmy, bump steer and vibration which helps minimize on- or off-road driver fatigue
  • ACCOMMODATES LARGER TIRES — Engineered for vehicles with oversized wheels and tires.
  • ENGINEERED TO LAST — Features protective boot to shield shock rod and oil seal and 0.25-in. high-strength, low-alloy steel bracket construction for long life
  • EASY TO INSTALL — Includes one Rancho RS5000® steering stabilizer and brackets that bolt directly to factory steering linkage with included mounting hardware, no modifications needed
  • RESISTS CORROSION — Durable black powder-coated and/or zinc-plated brackets resist rust and corrosion
  • PRECISION DESIGN — Brackets are CNC cut and bent to exact specifications for a perfect fit
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Hays – Power Train (Part No.85-112)

Power Train

from

$665.99
Matched assembly for maximum reliability. An excellent choice for high performance street applications.

Product Features:
  • Built As Matched Assembly
  • Exceptional Performance
  • Exceptional Durability
  • Long Term Dependability
  • Designed for Street And Street Strip Applications
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B & M – Flexplate, 168 Tooth 400 CID (Part No.20232)

Flexplate, 168 Tooth 400 CID

from

$187.99
As performance levels increase, an O.E. style flexplate just won’t cut it and a stronger option is a necessity to prevent transmission and/or converter failure. B&M has you covered with our high performance flexplate designed for 1955 to 1985 400ci small block Chevy V8 engines (externally balanced) with two piece rear main seal. Features include high tensile strength steel construction to resist elongation and cracking, dual bolt pattern 10.75 or 11.5 inch converter mounting locations, 168 tooth ring gear with double-sided welds for added strength and comes with SFI 29.1 safety certification insuring the ultimate in safety and performance. The assembly is then Zinc plated and treated with a Chromate Conversion Coating for added corrosion resistance and durability. B&M SFI approved flexplates are ideal for extreme duty race applications as well as street cars, tow vehicles or other vehicles needing the added protection and toughness that B&M has been delivering since 1953. Compatible with Powerglide, TH350, TH400 and TH700R4 automatic transmissions.

Product Features:
  • NHRA/IHRA Legal For All Classes
  • Includes SFI Certification Sticker
  • Ideal For Street Applications
  • To Extreme Duty Racing
  • To High RPM Use
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Motive Gear – Performance Differential Ring and Pinion (Part No.G885456)

Performance Differential Ring and Pinion

from

$343.99


Product Features:
  • GM 10BL 8.5 R/P 4.56 FRT/REAR MGP
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Mr. Gasket – Intake Manifold Bolts (Part No.6091)

Intake Manifold Bolts

from

$32.09
These special Grade 8 intake manifold bolts feature a 12-point smaller-than-standard head and flange, and include special extra thick flat washers for optimum clamping pressures. They’re ideal for use where space is minimal, typical on larger runner race manifolds. These bolts and washers are bright zinc plated for protection and good looks.

Product Features:
  • Features 12-point Smaller-than-standard Bolt Head
  • Thick Flat Washers Distribute Optimum Clamp Load
  • Ideal Use Where Space Is Minimal On Race Manifolds
  • Bolts And Washers Zinc Plated For Protection
  • Zinc Plated For Protection
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Popular 1977 GMC K25 Performance and Racing Products Categories

1977 GMC K25 Performance and Racing Products

You count on your 1977 GMC K25 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Performance and Racing Products. With 306 Performance and Racing Products ranging in price from $7.99 to $1,009.99, you’re sure to find everything you need for your 1977 GMC K25.

Brands matter. If you want to shop a specific Performance and Racing Products brand, we stock 24 different brands like Mr. Gasket, Edelbrock, and K&N. 1977 GMC K25 Performance and Racing Products start as low as $7.99!

One of the best ways to find top quality OEM or aftermarket Performance and Racing Products is by asking professionals. Short of that, you can shop with confidence thanks to our 908 extensive product reviews on 1977 GMC K25 Performance and Racing Products. Some of the top-rated Performance and Racing Products products we carry are Distributor; Street Fire; Chevrolet V8 GM HEI with 4-Pin Module with 4.7 stars and Ultra-Seal Intake Manifold Gasket with Silicone Beading with 4.3 stars.

Did we mention you can order your Performance and Racing Products from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Performance and Racing Products inventory for your 1977 GMC K25 below to get started!

Top-Rated Performance and Racing Products Brands For Your 1977 GMC K25

Trusted Performance and Racing Products OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1977 GMC K25 running right for years to come. In our inventory you’ll find brands like Mr. Gasket, Edelbrock, K&N, and even more.

Popular Flowtech Performance and Racing Products

You’ll find popular Flowtech brand products across Performance Exhaust Products. All are waiting to get your 1977 GMC K25 back on the road. Some of the top-rated Flowtech products in these categories are:
Real-Seal; Header Gasket
from $85.39
(1)
Real-Seal; Header Gasket
Performance Exhaust Manifold Gaskets

Top-Rated Edelbrock Performance and Racing Products


If Edelbrock are what you’re looking for, our inventory holds plenty. We stock Edelbrock brand Performance and Racing Products for your 1977 GMC K25, and some of our most reviewed Edelbrock parts include:
Performer EPS Intake Manifold for 1955-86 Small-Block Chevy
from $195.99
(7)
Performer EPS Intake Manifold for 1955-86 Small-Block Chevy
Performance Intake Manifolds

FAQs for 1977 GMC K25 Performance and Racing Products

What are the most purchased Performance and Racing Products for the 1977 GMC K25?

Out of 306 Performance and Racing Products for the 1977 GMC K25, the most popular in our inventory are:
High Performance Transmission Mount for Street & Racing Vehicles
from $41.99
(17)
High Performance Transmission Mount for Street & Racing Vehicles
Performance Engine and Transmission Mounts
High Performance 180 Degree Thermostat for Increased Flow
from $26.99
(20)
High Performance 180 Degree Thermostat for Increased Flow
Performance Engine Coolant Thermostats

What are the top-rated 1977 GMC K25 Performance and Racing Products?

Top-rated Performance and Racing Products for your 1977 GMC K25 based on customer reviews/ratings are:
Distributor; Street Fire; Chevrolet V8 GM HEI with 4-Pin Module
from $259.99
(20)
Distributor; Street Fire; Chevrolet V8 GM HEI with 4-Pin Module
“Best Distributor I have ever bought, has made a big difference on my small block Chevy. Stronger spark, more powerful combination, which allows no mor”
Ultra-Seal Intake Manifold Gasket with Silicone Beading
from $31.99
(18)
Ultra-Seal Intake Manifold Gasket with Silicone Beading
“Can’t go wrong with Mr Gasket”
Performance Exhaust Gasket Set for Enhanced Sealing and Durability
from $20.99
(14)
Performance Exhaust Gasket Set for Enhanced Sealing and Durability
“Put new headers on motor”