Pontiac LeMans Performance Engines

Your One-Stop Shop For Trusted Pontiac LeMans Performance Engines

If you’re in search of Pontiac LeMans Performance Engines aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 128 Performance Engines from top brands with prices ranging from $10.99 to $1,445.99.

Beyond great prices, we stock trusted brands manufacturing all types of Performance Engines for your Pontiac LeMans. Of the 8 OEM and aftermarket parts brands we carry, some of the most popular are Mr. Gasket, FEL-PRO Performance, and Edelbrock.

And don’t forget to read customer reviews across all Performance Engines categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Performance Engines have to cost top dollar, and we prove it. Browse our top Pontiac LeMans Performance Engines below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Pontiac LeMans Performance Engines

Mr. Gasket – Water Outlet Gasket (Part No.738G)

Water Outlet Gasket

from

$30.99
Manufactured from a blend of nitrile rubber and fiber for excellent sealing and durability. Precision die cut for application.

Product Features:
  • Edge molded rubber water outlet gasket is reusable
  • Requires no gasket sealer
  • Solid aluminum carrier for strength/rigidity
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Edelbrock – Sure Seat; Valve Spring (Part No.5757)

Sure Seat; Valve Spring

from

$121.99
Complete kit includes retainers and locks. Springs made of highest quality spring wire. Springs precision wound to close tolerances. Includes superior quality steel retainers. Includes 7 degree heat-treated valve stem locks. Retainers and locks black oxide coated. 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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Edelbrock – Performer Olds 350; Intake Manifold (Part No.37111)

Performer Olds 350; Intake Manifold

from

$526.99


Product Features:
  • For Idle to 5500 RPM Street-Driven Performance
  • Dual-Plane Low-Rise Intake w/180 deg. Firing Order
  • Patented Runner Design Ensures Broad Torque Curve
  • Excellent Throttle Response and Mid-Range Power
  • 50-State Street Legal if Correct Carburetor Used
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Spectre – Engine Dress Steel Up Kit (Part No.5404)

Engine Dress Steel Up Kit

from

$139.99
Spectre’s chrome engine kits are designed to give the top of your engine an amazing look in one neat package. This chrome engine kit includes chrome valve covers, chrome valve cover bolts, a chrome dip stick and a chrome plated timing cover.

Product Features:
  • Chrome valve covers
  • Chrome valve cover bolts
  • Chrome dip stick and tube
  • Chrome timing cover
  • Dresses up the engine
  • Triple plated chrome
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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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Edelbrock – Performer-Plus Camshaft Kit for Pontiac 350-403 V8 (Part No.2157)

Performer-Plus Camshaft Kit for Pontiac 350-403 V8

from

$358.99


Product Features:
  • Designed for Optimum Torque and Acceleration
  • Maximum Performance From Idle through Mid-Range
  • Matched to Edelbrock Performer Intakes
  • Includes Hydraulic Lifters and Assembly Lube
  • Major Improvement in Throttle Response and Torque
  • Use For Daily Drivers/Trucks/Vans/RVs/4x4s
  • Take The Guesswork Out Of Camshaft Selection
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Mr. Gasket – Precision Timing Tape (Part No.1597)

Precision Timing Tape

from

$10.99
Avoid trouble with this precision timing tape. Use it for accurate timing, setting valve lash or when degreeing the harmonic balancer.

Product Features:
  • Accurate in calibration
  • For hi-performance engines
  • Increased performance
  • Set valve lash at proper time
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Mr. Gasket – Ultra Seal; Sure-Lock Rocker Arm Nuts (Part No.920G)

Ultra Seal; Sure-Lock Rocker Arm Nuts

from

$59.99
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:
  • They are zinc dichromate plated steel
  • They have black oxide coated set screws
  • Keeps rocker arms positively locked
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Mr. Gasket – Cam Change Gaskets (Part No.4422)

Cam Change Gaskets

from

$60.99
When you change a cam, you don’t need a complete engine gasket set, because you don’t have to take everything apart. Mr. Gasket cam change gasket sets are tailored to deliver just the pieces that you need when you swap bump-sticks. They include gaskets for the valve covers, intake manifold, oil pan, water pump, timing-chain cover, and fuel pump.

Product Features:
  • Comes with all gaskets
  • Fuel injector oring not included
  • Meets performance standards
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FEL-PRO Performance – Engine Crankshaft Seal Kit (Part No.2903)

Engine Crankshaft Seal Kit

from

$15.29
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Edelbrock – Water Pump for Small-Block Chevy in Satin Finish (Long) (Part No.8811)

Water Pump for Small-Block Chevy in Satin Finish (Long)

from

$307.99
Maximum cooling for street and racing engines. Internal passages are balanced for maximum flow. Impeller is larger than others for maximum pressure. Impeller vanes dramatically increase flow rates. Equal distribution to both sides of block. Only flows in one direction for optimum efficiency. In the early days of the automotive performance industry, you either ran what was available, or you fabricated something you thought met your needs. Such needs were the building blocks of this industry, and it was through the efforts of many that we have the automotive aftermarket, but it was through the work of one name in particular to which many in the industry owe a great debt, and that name is Edelbrock.

Product Features:
  • Maximum Cooling for Street and Racing Engines
  • Internal Passages Are Balanced for Maximum Flow
  • Impeller is Larger than Others For Max Pressure
  • Impeller Vanes Dramatically Increase Flow Rates
  • Equal Distribution to Both Sides of Block
  • Only Flows in One-Direction for Optimum Efficiency
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Competition Cams – Magnum 7.800" Long, .080" Wall, 3/8" Diameter Pushrod Set (Part No.7513-16)

Magnum 7.800" Long, .080" Wall, 3/8" Diameter Pushrod Set

from

$157.99
Magnum Pushrods from COMP Cams offer an affordable solution for your .080″ wall chromemoly pushrod needs. Designed to withstand the stresses of a high performance engine, Magnum Pushrods are head-treated for extended durability and have precision formed, reinforced ends. Magnum Pushrods are black-oxide finished with their part number and length laser etched onto the surface for easy identification.

Product Features:
  • 3/8″ Diameter, 7.800″ Length
  • Magnum Pushrods for Small Block Chevy
  • One-piece .080″ wall chromemoly steel tubing
  • Heat-treated for extended durability and guide plate compatibility
  • Precision formed and reinforced pushrod end
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Mr. Gasket – Timing Cover Gasket Set (Part No.90)

Timing Cover Gasket Set

from

$21.99
Made from high grade cork granules and a neoprene binder, these gaskets will not shrink or stick and provide excellent sealing and durability. These gaskets can be reused.

Product Features:
  • Will not shrink or stick
  • Provides excellent sealing and durability
  • Reusable
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B & M – Torque Converter, Nitrous Holeshot 3000 (Part No.20481)

Torque Converter, Nitrous Holeshot 3000

from

$696.99
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:
  • 2800-3200 RPM
  • Small And Big Blocks
  • Serious Performance
  • Furnace Brazed
  • Fully Balanced
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Mr. Gasket – Ultra Seal; Valve Cover Gasket Set (Part No.5860)

Ultra Seal; Valve Cover Gasket Set

from

$25.99
Creates a positive seal. Controlled swelling gasket. Thickness will not decrease. Eliminates re-torque of valves. High-tensile strength. Handles ex flange pressure and forms a leak proof seal. Black latex coating.

Product Features:
  • Creates a positive seal by controlling swelling
  • Available in extra thick for rocker arm clearance
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Edelbrock – Performer Pontiac Cylinder Head 72cc Hydraulic Flat Tapped Camshaft (Part No.60579)

Performer Pontiac Cylinder Head 72cc Hydraulic Flat Tapped Camshaft

from

$1301.99
Product Features:
  • For Professional Cylinder Head Porter
  • 72cc Chamber Size
  • As-Cast Casting Has Small Ports And Chambers
  • Max Valve Size is 2.11 Int and 1.66 Exh
  • 14-Degree Valve Angle
  • Enough Wall Thickness For CNC Machining
  • Seats and Manganese-Bronze Guides Included
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Edelbrock – Performer-Link Adjustable True-Roller Timing Chain Set (Part No.7813)

Performer-Link Adjustable True-Roller Timing Chain Set

from

$97.99


Product Features:
  • Solid Bushing Chain Resists Stretching
  • For Use with Stock or Edelbrock Camshafts
  • Stressproof Steel Crank Gears
  • 3 Keyway Setting Points To Ensure Accurate Timing
  • True Bearing Surface Rolls with the Sprockets
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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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FEL-PRO Performance – PERFORMANCE OIL PAN GASKET SET (Part No.1814)

PERFORMANCE OIL PAN GASKET SET

from

$30.49
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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FEL-PRO Performance – Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts (Part No.1002)

Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts

from

$68.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Fel-Pro Performance head gaskets accommodate the high cylinder pressures and cylinder head movement associated with performance engines.
  • Inserted within a stainless steel armor surrounding each cylinder, wire ring design provides highly concentrated sealing around the combustion chamber.
  • Raises combustion sealing force to roughly three times that of standard head gaskets.
  • Steel wire rings for the greatest combustion seal strength.
  • Not intended for use in emission controlled vehicles.
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Spectre – In Gasket Comp Sb Chev S (Part No.400)

In Gasket Comp Sb Chev S

from

$34.49
The K&N PreCharger® filter wrap is specially designed to extend the service interval of your K&N Filtercharger filter when used in very dusty conditions. They are made from durable polyester material containing a uniform weave. The PreCharger will stop small dirt particles with minimal restriction to the airflow of the filter.

Product Features:
  • Cellulose nitrile composition
  • Silicone beading on both sides
  • Create a leak proof seal
  • Double beaded, includes EGR restrictor plate
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Weiand – Emission System Water Outlet (Part No.6200)

Emission System Water Outlet

from

$174.99
Features two threaded bosses for temp control switch satin finish.

Product Features:
  • Emission System Water Outlet
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Spectre – Water Neck; Chevy Late Model (Part No.4730)

Water Neck; Chevy Late Model

from

$23.79
Spectre’s Chevrolet late model water neck offers the normal angled water neck and a 1/2 inch NPT threaded hole for a by-pass hose. This water neck has a chrome plated finish for a lasting look great and includes the bolts.

Product Features:
  • Fits Chevy engines
  • Includes a 1/2 inch NPT threaded hole for by-pass hose
  • Includes bolts
  • Chrome plated
  • Easy to install
  • O-ring/gasket not included
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Mr. Gasket – Special Cam Bolt (Part No.944G)

Special Cam Bolt

from

$12.99
Grade 8, single bolt. Black plated finish. The washers are designed to secure the Mr. Gasket cam button pn1180, pn1181, and pn1183 or can be used as stock replacements.

Product Features:
  • Specialty and drive train fastener
  • Special cam bolts
  • Black plated finish
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Performance Engines Brands You Can Trust For Your Pontiac LeMans

8 trusted brands of Performance Engines line our shelves, ready to help keep your Pontiac LeMans running smooth. Below are some of the most popular brands and their top Performance Engines offerings:

Popular Spectre Performance Engines

Spectre products for the Pontiac LeMans span several categories. Some of the highest-rated Spectre Performance Engines that will fit your Pontiac LeMans are:
Water Neck; Pontiac V8
from $23.79
(2)
Water Neck; Pontiac V8
Performance Water Outlets
Engine Dress Steel Up Kit
from $119.99
(2)
Engine Dress Steel Up Kit
Performance Engine Dress-Up Kits

Top Pontiac LeMans Performance Engines from Edelbrock

Your Pontiac LeMans will be purring again thanks to Edelbrock brand Performance Engines available for online order or in-store pick up. Popular Edelbrock parts include:
Intake Manifold Gasket for 1958-1986 Small-Block Chevy
from $26.99
(12)
Intake Manifold Gasket for 1958-1986 Small-Block Chevy
Performance Engine Intake Manifold Gaskets
Performer Intake Manifold for 1955-86 Small-Block Chevy, Satin Finish
from $257.99
(3)
Performer Intake Manifold for 1955-86 Small-Block Chevy, Satin Finish
Performance Intake Manifolds
Sure Seat Valve Springs for Chevy 262-400 V8 1957-95
from $60.99
(2)
Sure Seat Valve Springs for Chevy 262-400 V8 1957-95
Performance Engine Valve Springs

Most Purchased Pontiac LeMans Performance Engines from FEL-PRO Performance

When you buy the most frequently purchased FEL-PRO Performance brand Performance Engines, you can be confident it will be the right part for your Pontiac LeMans. Here are the FEL-PRO Performance Performance Engines Advanced Auto customers buy the most:
Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts
from $39.49
(1)
Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts
Performance Engine Cylinder Head Gaskets
Ultra Seal; Valve Cover Gasket Set
from $25.99
(7)
Ultra Seal; Valve Cover Gasket Set
Performance Engine Valve Cover Gasket Sets
Intake Manifold Gasket for 1958-1986 Small-Block Chevy
from $26.99
(12)
Intake Manifold Gasket for 1958-1986 Small-Block Chevy
Performance Engine Intake Manifold Gaskets

FAQs for Pontiac LeMans Performance Engines

What are the most purchased Performance Engines for the Pontiac LeMans?

Out of 128 Performance Engines for the Pontiac LeMans, the most popular in our inventory are:
Ultra Seal; Valve Cover Gasket Set
from $25.99
(7)
Ultra Seal; Valve Cover Gasket Set
Performance Engine Valve Cover Gasket Sets
Water Outlet Gasket
from $30.99
(6)
Water Outlet Gasket
Performance Water Outlet Gaskets
Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts
from $39.49
(1)
Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts
Performance Engine Cylinder Head Gaskets

What are the top-rated Pontiac LeMans Performance Engines?

Top-rated Performance Engines for your Pontiac LeMans based on customer reviews/ratings are:
Intake Manifold Bolts
from $29.99
(5)
Intake Manifold Bolts
“Excellent product.”
Action Plus Water Pumps
from $215.99
(3)
Action Plus Water Pumps
“I bought this item for my 1979 Camaro SBC for Street/Strip application. Water pump weighs 4 LBS less than factory, comes with its own cork gaskets. N”
PERFORMANCE OIL PAN GASKET SET
from $18.29
(3)
PERFORMANCE OIL PAN GASKET SET
“This part is incorrectly listed as fitting a 2007 Pontiac Grand Prix. It’s not Advanced’s fault as EVERY shop and site has this part listed for that v”