GMC 300 Performance and Racing Products

Essential GMC 300 Performance and Racing Products

B & M – Automatic Shifter, Light Truck Megashifter (Part No.80680)

Automatic Shifter, Light Truck Megashifter

from

$467.99
The B&M Megashifter has it all, form, function and classic style. This all adds up to bring you a quality shifter that’s been one of the most popular automatic shifters of all time. The light truck Megashifter is better suited for truck and bench seat applications with its overall height of 14.85-inches tall (2.25-inches taller than #80690 Megashifter.) The positive ratcheting action won’t allow you to over-shift and miss a gear at that critical moment, along with the reverse lockout feature meets NHRA/IHRA safety rules for those weekend grudge races at the track, while the look and feel of the T-handle and accordion style shift boot really shows off its racing heritage. Other features include a black console that you can trim to match the contour of your vehicle’s floor, 5-foot long shifter cable, cable brackets, transmission shift levers, chrome plated top plate with lighted gear indicator and everything needed for an easy at home installation. An optional T-handle with a 12-volt button is available separately for actuating a trans-brake, nitrous oxide or other accessories for the hard-core performance enthusiast. This shifter fits most popular Chrysler, Ford and GM 3 and 4-speed automatic transmissions. Note: AOD transmissions require optional kit #40496, GM 4L60E through 4L85E transmissions with PRNDL switch will require optional kit #70499. Overall Dimensions – 14.9L x 6.4W x 14.8H

Product Features:
  • Universal Floor Mount Application
  • Cable Operated
  • Quick Installation
  • Accurate Shifting
  • NHRA/IHRA Reverse Lockout Meets Requirements
  • Use w/Reverse Pattern Valve Body
  • Includes Neutral Safety Switch
  • Includes Backup Light Switch
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Mallory – Distributor Wiring Harness (Part No.29349)

Distributor Wiring Harness

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$25.99


Product Features:
  • Service Part
  • Makes Connections Quick And Easy
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Mallory – Unilite Breakerless Ignition Conversion Kit (Part No.501)

Unilite Breakerless Ignition Conversion Kit

from

$113.99
Put an end to high maintenance point ignition systems by installing a proven Mallory Unilite ignition conversion kit. Features at a glance, improves performance and fuel efficiency, easy to install with simple hand tools, reduced maintenance and is available for all popular 12-volt negative ground domestic cars and trucks.

Product Features:
  • Easy Installation
  • Improved Fuel Economy
  • Reduced Maintenance
  • Accurate Timing
  • Improved Performance
  • Provides A Simple Conversion
  • No Moving Parts To Wear Out
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Edelbrock – Sure Seat Valve Springs for Chevy 262-400 V8 1957-95 (Part No.5802)

Sure Seat Valve Springs for Chevy 262-400 V8 1957-95

from

$60.99
Springs made of highest quality spring wire. Springs precision wound to close tolerances. Non-Rotator style: Dyno tested and street proven. Great match to Edelbrock camshaft kit.

Product Features:
  • For Use With Cast Iron Heads
  • Springs Made of Highest Quality Spring Wire
  • Springs Precision Wound To Close Tolerances
  • Use with Original Equipment Heads Only
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Mr. Gasket – Chrome Plated Engine Oil Pan (Part No.9781)

Chrome Plated Engine Oil Pan

from

$89.99
Beautifully chrome plated. Complete with drain plug, washer & bolts (stock depth). Chrome-plated dipsticks with tubes sold separately.

Product Features:
  • Chrome plated
  • Includes drain plug/washer/bolts
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Edelbrock – Performer RPM AIR-Gap Small Block Chevy Polished Intake Manifold (Part No.75011)

Performer RPM AIR-Gap Small Block Chevy Polished Intake Manifold

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$713.99
Based on performer RPM-series with unique air gap. Air gap cooler and denser mixture for more power. Designed for 1500 to 6500 RPM. Dual-plane high-rise intake. For square bore carburetors only. For street and high performance use. Available in cast, polished or endurashine finish.

Product Features:
  • Polished Version Of Edelbrock PN[7501]
  • Polish is Hand-Buffed for Brilliant Shine
  • Based on Performer RPM-Series with Unique Air Gap
  • Air Gap Cooler and Denser Mixture for More Power
  • Designed for 1500 to 6500 RPM Street-Driven Power
  • Produces Incredible Top-End Horsepower
  • Retains Good Throttle Response and Acceleration
  • Larger Plenum and Runners Maximizes Other Upgrades
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Edelbrock – Performer RPM Small Block Chevy AIR-Gap Intake Manifold (Part No.7501)

Performer RPM Small Block Chevy AIR-Gap Intake Manifold

from

$356.99
Based on performer RPM-series with unique air gap. Air gap cooler and denser mixture for more power. Designed for 1500 to 6500 RPM. Dual-plane high-rise intake. For square bore carburetors only. For street and high performance use. Available in cast, polished or endurashine finish.

Product Features:
  • Based on Performer RPM-Series with Unique Air Gap
  • Air Gap Cooler and Denser Mixture for More Power
  • Designed for 1500 to 6500 RPM Street-Driven Power
  • Dual-Plane High-Rise Intake
  • For Square Bore Carburetors Only
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Edelbrock – Performer RPM AIR-Gap Small Block Chevy Black Intake Manifold (Part No.75013)

Performer RPM AIR-Gap Small Block Chevy Black Intake Manifold

from

$525.99
Edelbrock part #75013 RPM Air-Gap RPM intake manifold is designed for 1955-86 262-400 c.i.d. Chevrolet V8’s. The award-winning RPM Air-Gap intake manifold incorporates the same race-winning technology that’s used on our Victor Series competition intakes.

Product Features:
  • 1500-6500 RPM Range
  • Dual Plane Type-4150 Style Flange
  • 4.2 in. Front Height, 4.72 in. Center Height, 5.25 in. Rear Height
  • Black Powder Coated Finish
  • Non-EGR
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Mr. Gasket – Thermocap Radiator Cap (Part No.2470S)

Thermocap Radiator Cap

from

$54.99
Knowing your coolant temperature can help to prevent burn injuries. Thermo Cap, with its built-in calibrated thermometer, indicates the coolant temperature. This is useful information prior to cap removal. Never attempt to remove Thermo Cap when the coolant temperature is very hot. The escaping hot coolant and steam may burn you. Check the Thermo Cap temperature indicator to determine if the coolant is cool enough to make removing Thermo Cap safe. If the coolant is very hot, then thoroughly rinse the radiator with cool water, until the coolant temperature drops into a cooler safe zone Thermo Cap’s integrated coolant reclamation valve works great with your coolant recovery system. Your radiator can reclaim coolant from your overflow bottle. Wide 30 degree to 270 degree Fahrenheit temperature range. Calibrated in centigrade and Fahrenheit. Color-coded temperature ranges. Chromed crown with a colored trim ring. Indicates coolant temperature, Helps to prevent coolant injuries, integrated coolant reclamation valve, Improves under hood appearance, Fits most domestic or import vehicles and various valve pressures available.

Product Features:
  • Indicates coolant temperature
  • Helps to prevent coolant injuries
  • Integrated coolant reclamation valve
  • Improves under hood appearance
  • Fits most domestic vehicles
  • Built in calibrated thermometer
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Mr. Gasket – Aluminum Valve Cover (Part No.6854)

Aluminum Valve Cover

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$159.99
Mr. Gasket’s aluminum valve covers are precision die cast for light weight and a perfect fit. Beautifully polished to a high luster, they are sure to enhance the appearance of any engine compartment. They feature an extended sealing lip to positively locate and secure the gasket and stop it from moving to eliminate oil leaks. Available with plain or ball- milled tops and include a 1 1/4 inch diameter breather hole, except where noted. Packaged two per set.

Product Features:
  • 0.125 in. Thick
  • Lightweight
  • Precision Die Cast
  • Extended Sealing Lip
  • Stops Gasket From Moving
  • A Perfect Fit
  • Beautifully Polished To A High Luster
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Mr. Gasket – Throttle Cable Bracket (Part No.9885)

Throttle Cable Bracket

from

$14.99
The throttle cable bracket is designed for small block Chevy engines thru 1979 and is to be used in conjunction with the kick down cable Pn9886 for the Turbo 350 transmission. The throttle cable bracket mounts on the intake manifold and will hold cables with round or square mounts. It has a 2 inch adjustable range and is finished off in a beautiful chrome plating.

Product Features:
  • 2 in. adjustable range
  • Includes necessary hardware
  • Chrome plated
  • Individually packaged
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Helping You Find the Right Performance and Racing Products for Your GMC 300

You love your 300. So we’ve made it easier than ever to help you find GMC 300 Performance and Racing Products in our online catalog. Our inventory holds 11 aftermarket and OEM Performance and Racing Products for your GMC 300, ranging from $14.99 to $713.99.

We offer parts from 4 brands trusted to make quality Performance and Racing Products for your GMC 300. Before you buy, take some time to read through customer reviews. We currently have 15 reviews of GMC 300 Performance and Racing Products from previous customers. Some of the top rated parts include Unilite Breakerless Ignition Conversion Kit with 5.0 stars.

Find your 300 Performance and Racing Products here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your GMC 300 part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Performance and Racing Products Brands for Your GMC 300

Our inventory holds Performance and Racing Products for your GMC 300 from 4 trusted brands. You’ll find OEM and aftermarket parts from brands like Mr. Gasket, Edelbrock, and Mallory, all of which can keep that GMC happy.

FAQs for GMC 300 Performance and Racing Products

What are the most purchased Performance and Racing Products for the GMC 300?

Out of 11 Performance and Racing Products for the GMC 300, the most popular in our inventory are:
Thermocap Radiator Cap
from $54.99
This product is not rated
Thermocap Radiator Cap
Performance Radiator Caps
Chrome Plated Engine Oil Pan
from $89.99
This product is not rated
Chrome Plated Engine Oil Pan
Performance Oil Pans
Performer RPM Small Block Chevy AIR-Gap Intake Manifold
from $356.99
This product is not rated
Performer RPM Small Block Chevy AIR-Gap Intake Manifold
Performance Intake Manifolds

What are the top-rated GMC 300 Performance and Racing Products?

Top-rated Performance and Racing Products for your GMC 300 based on customer reviews/ratings are:
Unilite Breakerless Ignition Conversion Kit
from $113.99
(1)
Unilite Breakerless Ignition Conversion Kit
“I had my 66 LeMans 326 engine rebuilt. After the install, which was easy to do, and following the instructions the engine fired right up. Now I won’t ”