1991 Mercury Grand Marquis Performance and Racing Products

Essential 1991 Mercury Grand Marquis Performance and Racing Products

B & M – Automatic Shifter, Unimatic Shifter (Part No.80775)

Automatic Shifter, Unimatic Shifter

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$259.99
The B&M Unimatic is an ideal replacement for column shift vehicles, includes neutral safety switch, 5 foot cable and a boot and plate.

Product Features:
  • Ideal As Column Shift Replacement
  • Includes Neutral Safety Switch
  • Includes Black T-Handle
  • Backup Light Not Available
  • Includes 5 ft. Cable and Hardware
  • Includes Boot and Plate
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Mr. Gasket – Ultra Seal; Sure-Lock Rocker Arm Nuts (Part No.923G)

Ultra Seal; Sure-Lock Rocker Arm Nuts

from

$77.99
Designed to keep the rocker arms positively locked for precise and critical valve train adjustments. Manufactured from quality grade steel, then heat-treated for extra strength and plated with a durable finish. Kits include 16 rocker arm nuts with socket head set screws and one hex key wrench.

Product Features:
  • Sure-lock rocker arm nuts
  • Precise valve train adjustment
  • Keep rocker arms locked
  • High-quality grade steel
  • Heat-treated for ex strength
  • Plated with durable gold tone finish
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FEL-PRO Performance – Engine Crankshaft Seal Kit (Part No.2941)

Engine Crankshaft Seal Kit

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$48.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • PTFE offers the best in fluid and high-temperature compatibility and contact sealing surface can run on undersize shafts, seal minor imperfections and virtually eliminate shaft wear.
  • Optimizes performance under high crankcase vacuum conditions, elevated temperatures and high RPM levels.
  • Not intended for use in emission controlled vehicles.
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Edelbrock – 289-302 Ford Head Bolt Kit (Part No.8552)

289-302 Ford Head Bolt Kit

from

$107.99


Product Features:
  • Highest Quality Head Bolts
  • Cold-Formed/Heat Treated
  • Ensures Molecular Integrity
  • Reduced Diameter Bolt Heads
  • Hardened/Parallel-Ground Washers Included
  • Rated At 170000 psi
  • Manufactured By ARP
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B & M – Transpak (Part No.50229)

Transpak

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$108.99
Transpak – 1970 to 1982 Ford, Lincoln, Mercury C4 Recalibrate your automatic transmission for optimum performance Select the mode that best suits your application Improves transmission life Transmission removal not required APPLICATION: 1970 to 1982 Ford,

Product Features:
  • Recalibrate Auto. Transmission
  • Optimum Performance
  • Select Your App. Mode
  • Improves Transmission Life
  • Trans. Removal Not Required
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Competition Cams – Xtreme Energy 240/246 Hydraulic Flat Cam and Lifter Kit for Ford 351W (Part No.CL35-250-4)

Xtreme Energy 240/246 Hydraulic Flat Cam and Lifter Kit for Ford 351W

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$373.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts,

Product Features:
  • Excellent performance in street carbureted applications.
  • More vacuum allows an increase in duration for improved performance and assists power brakes.
  • Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
  • Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
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Mr. Gasket – Super Intake Manifold Bolts (Part No.6082)

Super Intake Manifold Bolts

from

$40.99
Super Intake Manifold Bolts

Mr. Gasket – Ultra Seal; Exhaust Gasket Set (Part No.5959)

Ultra Seal; Exhaust Gasket Set

from

$46.99
Graphite impregnated facing and a steel expanded metal core. Superior tensile strength. Resists cracking and withstands intense heat. Resists deteriorating. Anti-stick properties and easy removal for disassembly.

Product Features:
  • Graphite-impregnated facing
  • Steel expanded metal core
  • Superior tensile strength
  • Resists cracking
  • Withstands intense heat
  • Resists deteriorating
  • Anti-stick properties
  • Easy removal for disassembly
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Edelbrock – Signature Series Valve Covers: Ford 351M-400 & 351C V8, Chrome Steel, Set Of 2 (Part No.4461)

Signature Series Valve Covers: Ford 351M-400 & 351C V8, Chrome Steel, Set Of 2

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$83.99
The Edelbrock #4461 Signature Series Valve Covers are designed for Ford 351M-400 and 351C V8 applications. Engineered for function and styled for great looks, Signature Series valve covers have stock-style breather baffles that prevent oil passage to the PCV valve. These quality valve covers accept all emissions equipment, including PCV valve holes. Rubber grommets for the breather and PCV valve holes are included. Matching breathers sold separately.

Product Features:
  • Ford 351M-400 & 351C V8
  • Short
  • Chrome Steel
  • Set Of Two
  • Rubber Grommets For Breather
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FEL-PRO Performance – Cylinder Head Gasket: Steel Core Composite, Without Head Bolts (Part No.1011-2)

Cylinder Head Gasket: Steel Core Composite, Without Head Bolts

from

$52.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • PROPRIETARY COATING – Nonstick anti-friction coating seals small surface imperfections
  • NO RETORQUE DESIGN – Steel core helps eliminate the need for retorquing head bolts
  • SUPERIOR SEAL – Precise embossed Printoseal sealing beads at all vital areas to eliminate leak paths
  • STRONG AND DURABLE – Features graphite or reinforced fiber facing material and steel armor for strength and durability
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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FEL-PRO Performance – Engine Valve Cover Gasket Set (Part No.1684)

Engine Valve Cover Gasket Set

from

$46.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Rigid core, molded silicone rubber gaskets provide for ease of installation, and are great for on-again/off-again situations (like setting valve lash).
  • Features high-tech silicone material for long life, a solid steel core for strength and durability, and stainless steel compression limiters to prevent
  • Not intended for use in emission controlled vehicles.
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MSD Ignition – Distributor Cap; Ford HEI (Part No.8408)

Distributor Cap; Ford HEI

from

$51.99
MSD molds our most popular V8 distributor caps in-house. These caps are injection molded from DuPont? Rynite material and feature spark plug-style terminals. These terminals offer improved locking connections and the Rynite material is extremely strong with excellent dielectric properties. Plus, most caps have an optional wire retainer that is supplied with these caps to lock the wires in place.

Product Features:
  • Designed w/Performance In Mind
  • High Quality Material
  • Stainless Terminals
  • Performance replacement part
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Edelbrock – Performer Series Retainer (Qty 16) (Part No.9724)

Performer Series Retainer (Qty 16)

from

$100.99
Product Features:
  • Use W/ Valve Springs Part #5822, 5882, 5896, 5872, 5867, 5812, 5857
  • Set of 16
  • 1.50 in. Outside Diameter
  • Steel Material
  • Black Oxide Finish
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K&N – Premium Oil Filter: Ideal for Synthetic & Conventional Oil, Protects Your Engine (Part No.HP-2010)

Premium Oil Filter: Ideal for Synthetic & Conventional Oil, Protects Your Engine

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$17.99
K&N premium oil filters are meticulously engineered to offer outstanding filtration and engine protection. Designed to operate with all synthetic, conventional, and blended motor oils, K&N’s pleated synthetic-blend filtration media helps to shield your en

Product Features:
  • HIGH FLOW RATES: Designed to provide exceptional flow rates and a consistent flow of oil to your engine
  • VERSATILE COMPATIBILITY: Designed to operate with all synthetic, conventional, and blended motor oils
  • PROTECT YOUR ENGINE: Pleated synthetic-blend filtration media removes most harmful contaminants
  • EXTENSIVELY TESTED: Laboratory tested to ensure excellent capacity and burst strength
  • EASY TO REMOVE: Fast and easy Wrench-Off removal
  • HEAVY-DUTY CONSTRUCTION: Heavy-duty canister for outstanding durability
  • HIGH CAPACITY: Withstand the longer service intervals now recommended by some vehicle manufacturers
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Edelbrock – Pushrod Set for Ford 351W (Part No.9659)

Pushrod Set for Ford 351W

from

$190.99
Edelbrock part #9659 Pushrods are designed for small-block Ford 351W V-8 engine applications. These one-piece pushrods are manufactured from high quality 4130 Chromoly steel tubing that has been surface hardened for maximum durability. They have precise f

Product Features:
  • 7.7 in. Length
  • 0.312 in. Diameter
  • 4130 Chromoly Steel Material
  • Black Oxide Finish
  • Made In The USA
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Edelbrock – Hex-A-Just By Cloyes Adj. True-Roller Timing Chain Set (Part No.7335)

Hex-A-Just By Cloyes Adj. True-Roller Timing Chain Set

from

$185.99


Product Features:
  • Dial-In Your Camshaft With Ease
  • Made From Induction Hardened Billet Steel
  • Solid Bushing Chain Resists Stretching
  • Billet SAE-1144 Steel Crank Sprockets
  • Multiple Keyways
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Spectre – Oil Pan (Part No.5492)

Oil Pan

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$155.99
Spectre’s Chrome Oil Pans feature a front sump and triple chrome plating. This product is designed to fit Ford passenger cars with 429 and 460 engines. This OEM replacement oil pan is manufactured using high quality materials and is engineered for optimum fit and function.

Product Features:
  • Triple chrome-plated
  • Steel construction
  • Front sump
  • For Ford passenger cars with 429 and 460 engines
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Mr. Gasket – Ultra Seal; Harmonic Balancer Bolt/Washer Kit (Part No.7847)

Ultra Seal; Harmonic Balancer Bolt/Washer Kit

from

$35.99
The grade 8 bolts feature high hex head to prevent socket slippage. The thick parallel ground washer allows accurate uniform torque. Black finished, complete with split lock washer to prevent loosening.

Product Features:
  • Grade 8 material
  • Heat-treated for strength
  • Hex prevents socket slippage
  • Accurate and uniform torque
  • Black plated finish
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Mr. Gasket – Ultra Seal; Oil Pan Gasket (Part No.6683)

Ultra Seal; Oil Pan Gasket

from

$54.99
Manufactured from cellulose and nitrile composition gasket material. A black latex rubber coating is applied to outside of gasket to help seal minor oil pan rail irregularities and eliminate the possibility of oil leakage. Provides excellent sealing and durability. Complete with molded rubber front/rear oil pan seals where applicable. For OE replacement, high performance street, drag race and oval track.

Product Features:
  • Maxi-seal fiber material
  • Superior blow-out resistance
  • High-tensile strength
  • Reduces gasket splitting
  • Graphite non-wicking rubber
  • No cork particles
  • Easy removal for disassembly
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Mr. Gasket – Intake Gasket (Part No.222)

Intake Gasket

from

$35.99
Mr. Gasket standard intake gasket sets are manufactured from a blend of nitrile rubber and fiber, for excellent sealing and durability. They’re precision die-cut for each specific application to ensure a great fit, and can be custom-trimmed for modified ports where needed. The sets come complete with all necessary seals and block-off plates.

Product Features:
  • Designed to ensure excellent sealing
  • Provides long lasting durability
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B & M – CONVERTER AOD HP (Part No.40437)

CONVERTER AOD HP

from

$297.99
A higher than stock stall speed as delivered by a B&M Converter will provide several advantages. The high stall converter allows the engine to launch the car at a higher RPM where more torque is available and increased strength.

Product Features:
  • New Precision Pump Drive Tube
  • Pressure Tested
  • Fully Balanced
  • Needle Thrust Bearing
  • New Thrust Washer
  • Washer Between Turbine and Cover
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Mallory – Distributor Wiring Harness (Part No.29349)

Distributor Wiring Harness

from

$25.99


Product Features:
  • Service Part
  • Makes Connections Quick And Easy
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Edelbrock – Sure Seat Valve Springs for S/B Ford 289/302/351W O.E. Cast iron heads (Part No.5722)

Sure Seat Valve Springs for S/B Ford 289/302/351W O.E. Cast iron heads

from

$76.99
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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MSD Ignition – Rotor Assembly; Chevy V8 Cap-A-Dapt (Part No.8421)

Rotor Assembly; Chevy V8 Cap-A-Dapt

from

$51.99
MSD Ignition is a company built on Customer Satisfaction and Service. That is why all of MSD products go through regimented test procedures before they are ever packaged and shipped. MSD stands behind its products for one full year after purchase

Product Features:
  • Rotor phasing can be adjusted.
  • Ideal When Atomic TBI Is Controlling The Timing
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Mr. Gasket – Intake Manifold Bolts (Part No.958G)

Intake Manifold Bolts

from

$19.99
Choose from grade 5 hex or socket head intake bolts or grade 8 bolts with twelve point smaller-than-standard head and flange, ideal for where space is minimal. Bolts and washers are bright zinc plated for protection and appearance.

Product Features:
  • Grade 8 material
  • Extra thick flat washers
  • Ideal for minimal space
  • 12-pt head and flange
  • Zinc plated for protection
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Edelbrock – Street Legal Performer; Cylinder Head (Part No.603519)

Street Legal Performer; Cylinder Head

from

$958.99
50 state street legal aluminum cylinder head. Out-of-the-box bolt-on performance. Intake valves are used for stock pistons.

Product Features:
  • 50-State Street Legal Aluminum Cylinder Head
  • Out-of-the-Box Bolt-On Performance
  • Hand-Blended Intake and Exhaust Bowls
  • CNC-Matched Intake/Exhaust Ports in Std Location
  • Thicker Deck Surfaces than Other Brands
  • Heli-Coils in Rocker Studs and Exhaust Bolt Holes
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MSD Ignition – Distributor Cap and Rotor Kit; MSD/Ford V8; 85-95 (Part No.8482)

Distributor Cap and Rotor Kit; MSD/Ford V8; 85-95

from

$51.99
The cap and rotor of any ignition system must be considered maintenance items. Just as you change the oil and filter of your car, you should always replace the cap and rotor as a set. To make things easy, we now offer these cap and rotor replacement kits.

Product Features:
  • Rynite Injection Molded Caps And Retainers
  • Designed w/Performance In Mind
  • High Quality; Voltage Insulating Material
  • Stainless Terminals
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Accel – Custom Fit 8.8mm; Spark Plug Wire Set (Part No.8854)

Custom Fit 8.8mm; Spark Plug Wire Set

from

$112.99
These ACCEL wire sets are custom tailored for true street and strip performance use. Features oversize 8.8 mm ultra performance wires and spark plug boots, 550 degrees Fahrenheit double silicone construction with fiberglass braid. Spiral wound steel core conductor.

Product Features:
  • 8.8mm Graphite Suppression
  • Silicone Spark Plug Boots
  • 550 Degree Double Silicone Construction
  • Fiberglass Braid
  • Carbon/Graphite Core
  • Magnetic Suppression
  • Fiberglass/Kevlar Core
  • 500 Ohms Resistance
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1991 Mercury Grand Marquis Performance and Racing Products

You count on your 1991 Mercury Grand Marquis 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 68 Performance and Racing Products ranging in price from $10.49 to $1,169.99, you’re sure to find everything you need for your 1991 Mercury Grand Marquis.

Brands matter. If you want to shop a specific Performance and Racing Products brand, we stock 15 different brands like K&N, MSD Ignition, and FEL-PRO Performance. 1991 Mercury Grand Marquis Performance and Racing Products start as low as $10.49!

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 105 extensive product reviews on 1991 Mercury Grand Marquis Performance and Racing Products. Some of the top-rated Performance and Racing Products products we carry are 289-302 Ford Head Bolt Kit with 2.0 stars and High Perf. Full-Flow Lube Spin-on with 4.0 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 1991 Mercury Grand Marquis below to get started!

Top-Rated Performance and Racing Products Brands For Your 1991 Mercury Grand Marquis

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 1991 Mercury Grand Marquis running right for years to come. In our inventory you’ll find brands like K&N, MSD Ignition, FEL-PRO Performance, and even more.

Popular K&N Performance and Racing Products

You’ll find popular K&N brand products across Performance Oil Filters. All are waiting to get your 1991 Mercury Grand Marquis back on the road. Some of the top-rated K&N products in these categories are:

Top-Rated MSD Ignition Performance and Racing Products


If MSD Ignition are what you’re looking for, our inventory holds plenty. We stock MSD Ignition brand Performance and Racing Products for your 1991 Mercury Grand Marquis, and some of our most reviewed MSD Ignition parts include:
Distributor Cap and Rotor Kit; MSD/Ford V8; 85-95
from $51.99
(48)
Distributor Cap and Rotor Kit; MSD/Ford V8; 85-95
Performance Distributor Cap and Rotor Kits
Wire Set; Street Fire; Multi-Angle plug; HEI; Universal
from $67.99
(3)
Wire Set; Street Fire; Multi-Angle plug; HEI; Universal
Performance Spark Plug Wires
Distributor Cap; Ford HEI
from $51.99
(1)
Distributor Cap; Ford HEI
Performance Distributor Caps

FAQs for 1991 Mercury Grand Marquis Performance and Racing Products

What are the most purchased Performance and Racing Products for the 1991 Mercury Grand Marquis?

Out of 68 Performance and Racing Products for the 1991 Mercury Grand Marquis, the most popular in our inventory are:
Lower Intake Manifold Gasket Set: 11 Piece Set
from $33.99
(4)
Lower Intake Manifold Gasket Set: 11 Piece Set
Performance Engine Intake Manifold Gaskets
Cylinder Head Gasket: Steel Core Composite, Without Head Bolts
from $52.99
(2)
Cylinder Head Gasket: Steel Core Composite, Without Head Bolts
Performance Engine Cylinder Head Gaskets
Intake Manifold Bolts
from $19.99
(1)
Intake Manifold Bolts
Performance Intake Manifolds

What are the top-rated 1991 Mercury Grand Marquis Performance and Racing Products?

Top-rated Performance and Racing Products for your 1991 Mercury Grand Marquis based on customer reviews/ratings are:
289-302 Ford Head Bolt Kit
from $107.99
(7)
289-302 Ford Head Bolt Kit
“Great quality bolts. They include thread locker. Would definitely recommend to anyone replacing their heads.”
High Perf. Full-Flow Lube Spin-on
from $16.99
(4)
High Perf. Full-Flow Lube Spin-on
“Filter size for my boat. OMC 460. works fine. HP filters have a bypass so that clogs do not cause the engine to starve for oil… important for HP eng”
Automatic Shifter, Unimatic Shifter
from $259.99
(3)
Automatic Shifter, Unimatic Shifter
“Super easy to install, works nice.”