1978 Pontiac LeMans Engine Parts
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- Engine Assemblies
- Motor Mounts
- Engine Blocks
- Valves & Valvetrain Parts
- Pistons, Rings & Connecting Rods
- Oil Filters
- Serpentine Belts & Auxiliary Drive Belts
- Valve Covers
- Timing Gears, Chains & Covers
- Oil Pans, Drain Plugs & Dipsticks
- Cylinder Heads
- Engine Pulleys
- Engine Sensors, Relays, Switches & Connectors
- Oil Pumps
- Oil Coolers
- Camshafts
- Crankshafts
- Engine Management Systems
- Engine Bearings
- Harmonic Balancers
- Engine Rebuild Kits
- Balance Shafts
- Engine Swap Kits
- Throttle Bodies
- Carburetors
- Motor Oils
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Replace®Platinum Pro Engine Oil PanPontiac Grand LeMans / LeMans 1978, Platinum Pro Engine Oil Pan without Gasket by Replace®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality,...Made with precision and quality in mindDesigned to meet your specific needs$43.38 - $68.20 - Anchor®Front Passenger Side Engine MountPontiac LeMans 1978, Front Passenger Side Engine Mount by Anchor®. If you feel vibration accompanied by unusual noise when driving, this can be the sign of a bad engine mount. Replace it with a mount from the leading aftermarket...Direct OEM replacementSecurely supports the engine on the chassis$5.74 - $10.67
- Cloyes®Engine Timing SetPontiac Grand LeMans / LeMans 1978, Engine Timing Set by Cloyes®. Keep your engine’s valvetrain in perfect time with Cloyes, the world leader in timing drive systems. No matter whether you need a timing gear or complete timing gear...Maintains critical valve timingPrevents performance problems and possible engine damage that can result from incorrect timing$15.18 - $22.00
- Sealed Power®PistonPontiac Grand LeMans / LeMans 1978, Piston by Sealed Power®. Designed utilizing the latest technology, this product by Sealed Power features premium quality and will perform better than advertised. Perfect for your vehicle and...Helps improve cylinder sealing for less blow-byRetains standard ring gaps in top groove$18.20 - $31.92
- iD Select®Heat-Treated Engine Timing SetPontiac Grand LeMans / LeMans 5.0L / 5.7L 1978, Heat-Treated Engine Timing Set by iD Select®. Swap out your worn-out or malfunctioning part with this top-notch product from iD Select. It’s built to OEM specifications to offer the same...Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value$20.17
- Sealed Power®Cast PistonPontiac Grand LeMans / LeMans 1978, Cast Piston by Sealed Power®. Available on both hypereutectic and POWERFORGED pistons, DUROSHIELD is an exclusive moly-graphite skirt coating that extends engine life and essentially eliminates...Reduce friction for increased fuel economy and horsepowerEssentially eliminate scuffing and wear$24.72 - $26.78
- Mahle®Piston SetPontiac Grand LeMans / LeMans 1978, Piston Set by Mahle®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$23.41 - $237.89
- Enginetech®Timing SetPontiac LeMans 1978, Timing Set by Enginetech®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$17.22 - $31.76
- Cloyes®Outer Crankshaft SprocketPontiac Grand LeMans / LeMans 1978, Outer Crankshaft Sprocket by Cloyes®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...Made with precision and quality in mindDesigned to meet your specific needs$2.94 - $4.00
- Bosch®Premium™ Engine Oil FilterPontiac Grand LeMans / LeMans 1978, Premium™ Engine Oil Filter by Bosch®. Premium engine performance requires a premium oil filter. Bosch Premium Oil Filters protect your engine by keeping harmful particles and dirt out, preventing...The Premium filtration media has the capacity to hold up to 14 grams of dirt* in the filter mediaA high glass content is woven into the blended media, providing greater efficiency and strength by trapping 99% of the particulates from getting into the engine$5.63 - $7.16
- ACDelco®GM Original Equipment™ Engine Oil FilterPontiac Grand LeMans / LeMans 3.3L / 3.8L 1978, GM Original Equipment™ Engine Oil Filter by ACDelco®. Designed utilizing the latest technology, this Oil Filter by ACDelco features premium quality and will perform better than...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$6.98 - $8.09Save: up to 16%$5.87 - $6.87
- ACDelco®Gold™ Engine Oil FilterPontiac LeMans 1978, Gold™ Engine Oil Filter by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It will...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$7.93 - $14.57Save: up to 16%$6.65 - $12.38
- Fel-Pro®Engine Gasket SetPontiac Grand LeMans / LeMans 1978, Engine Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the...Meets or exceeds all original equipment specificationsApplication specific design to ensure a perfect fit$51.95 - $138.05
- Fel-Pro®Engine Full Gasket SetPontiac Grand LeMans / LeMans 1978, Engine Full Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources,...Direct OEM replacement for a proper fitEnsures reliable sealing performance$73.74 - $93.46
- K&N®Performance Gold™ Wrench-Off Oil FilterPontiac LeMans 1978, Performance Gold™ Wrench-Off Oil Filter by K&N®. Originally developed for demanding race applications, K&N's Premium Wrench-Off Oil Filter has become a favorite among consumers for its durability and easy removal....The drilled hole on the nut provides for safety wire attachmentOil filters also use a resin impregnated cellulose filter media$15.99
- Baldwin Filters®Engine Oil FilterPontiac LeMans 1978, Engine Oil Filter by Baldwin Filters®. Dirty oil can cause catastrophic damage to your engine. By using the proper lube filter for your engine, you can minimize the possibility of costly downtime and repairs....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$7.92
- Mahle®Piston Ring SetPontiac LeMans 1978, Piston Ring Set by Mahle®. Mahle is the largest piston ring manufacturer in the world, so it is no surprise that Mahle piston rings are the most extensively tested and technically advanced piston rings in the...The combination of Mahle's patented HV385 thermal spray face coating and SAE 9254 high alloy steel base material creates the ultimate in performance piston ring technologyHigh tensile strength allows rings to stand up to extreme firing pressures$4.39 - $89.98
- Enginetech®Engine Full Gasket SetPontiac LeMans 1978, Engine Full Gasket Set by Enginetech®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$28.02 - $176.61
- Apex Auto®Engine Full Gasket SetPontiac Grand LeMans / LeMans 1978, Engine Full Gasket Set by Apex Auto®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...Quick accurate delivery with excellent fill-rateExcellent inventory availability$44.86 - $57.68
- Sealed Power®Premium Piston Ring SetPontiac Grand LeMans / LeMans 1978, Premium Piston Ring Set by Sealed Power®. Designed utilizing the latest technology, this product by Sealed Power features premium quality and will perform better than advertised. Perfect for your...Direct replacementManufactured to strict engineering quality standards$12.88 - $163.30
- Bosch®Workshop™ Spin-On Engine Oil FilterPontiac Grand LeMans / LeMans 1978, Workshop™ Spin-On Engine Oil Filter by Bosch®. When visiting your local repair shop to get a routine oil change, replace your old oil filter with a workshop oil filter from Bosch. Having an...Screens up to 97.5% of harmful contaminants such as dirt and oil from getting into the engineHolds up to 13 grams of dirt and contaminants$3.37 - $6.77
- Fel-Pro®Engine Conversion Gasket SetPontiac Grand LeMans / LeMans 1978, Engine Conversion Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering...Direct OEM replacement for a proper fitEnsures reliable sealing performance$23.89 - $66.44
- Mahle®Engine Rebuild KitPontiac Grand LeMans / LeMans 1978, Engine Rebuild Kit by Mahle®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$25.45 - $83.91
- DNJ Engine Components®Lower Engine Gasket SetPontiac LeMans 1978, Lower Engine Gasket Set by DNJ Engine Components®. Get this top-grade quality replacement for your worn out part from DNJ. Expertly crafted from premium materials, this product is of the finest quality to provide...Designed to restore your vehicle's original performanceProvides superior sealing performance$23.42
- COMP Cams®Timing SetPontiac Grand LeMans / LeMans 1978, Timing Set by COMP Cams®. Induction hardened and precision machined steel billet gears for bulletproof durability in GM LSX applications. Featuring 9 keyway crank sprocket for 2-degree incremental...High quality at an affordable priceExpertly made from premium materials$127.95 - $251.95
- Mahle®PistonPontiac Grand LeMans / LeMans 1978, Piston by Mahle®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$24.67 - $41.24
- Mahle®Piston with RingsPontiac Grand LeMans / LeMans 5.7L 1978, Piston with Rings by Mahle®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$29.24 - $75.95
- ACDelco®GM Original Equipment™ Engine Oil FilterPontiac Grand LeMans / LeMans 5.0L / 5.7L 1978, GM Original Equipment™ Engine Oil Filter by ACDelco®. Durapack Engine Oil Filter. ACDelco GM Original Equipment Engine Oil Filters are designed, engineered, and tested to rigorous...Helps keep abrasive particles away from bearings and other engine hydraulic componentsSome ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional$5.81Save: $0.88 (15%)$4.93
- Full®Spin-On Engine Oil FilterPontiac Grand LeMans 3.8L 1978, Spin-On Engine Oil Filter by Full®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind....Made with precision and quality in mindDesigned to meet your specific needs$4.94
- Luber-finer®Engine Oil FilterPontiac Grand LeMans / LeMans 1978, Engine Oil Filter by Luber-finer®. Oil is the lifeblood of the heavy duty engine. Luber-finer high-efficiency oil filters provide protection from oil contaminants to help ensure optimal performance....Meets or exceeds all original equipment specificationsApplication-specific design for a perfect fit$2.86 - $3.53
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