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CP Performance Boaters Shopping and Product Info Guide
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Hardin Marine Oil Pan Gaskets

hardin marine logoTHE BEST MARINE GASKETS MADE FOR INBOARD AND STERN DRIVE BOAT ENGINES

Hardin Marine Gasket Sets are designed and cataloged specifically for 4 cycle marine engine applications. With Hardin Marine Gaskets, you can be sure dependable engine sealing in salt or fresh water; the gasket materials are compatible with either environment. The gasket sets in the Hardin Marine line are "job specific" - you choose the right set for the specific job to be done without wasting money on automotive engine gaskets not used on marine engines.

Click on the part number to check pricing or place an order.

Hardin Marine
Xtreme Marine Seal Oil Pan Gaskets
gen 4 gaskets

These Xtreme Marine Seal oil pan gasket sets are designed for today's performance marine engines that create excessive amounts of vacuum and pressure in the engine caused by excessive windage of a wet sump oiling system. These gaskets are constructed from a high pressure drawn fiber material that offers excellent strength and superior resistance to blowout.

Part No. Description
Xtreme Marine Seal Oil Pan Gaskets
300-17985 Big Block Chevy Gen 4 (2-piece rear seal)
300-17980 Small Block Chevy with Port Side Dipstick and
2-piece rear seal (rear seal sold separately)
300-17981 Small Block Chevy with Starboard side Dipstick and
2-piece rear seal (rear seal sold separately)
300-17982 Small Block Chevy with 1-piece rear seal (rear
seal sold separately)
300-17970 4.3 V6 Chevy with 2-piece rear seal (rear seal
sold separately)
300-17971 4.3 V6 Chevy with 1-piece rear seal (rear seal
sold separately)
300-17993 Ford 460 Oil Pan Gasket
300-17995 Oldsmobile 350-455 Oil Pan Gasket Set (Sold Each)
Hardin Marine
1-Piece Generation 4, 5 And 6 Big Block Chevy Xtreme Seal Oil Pan Gasket
gen 4 oil pan gasket

At last the ultimate oil pan gasket is available to match the ultimate oil pan. This one-piece design provides a superior seal with no chance of leaking seams and easy installation. Each gasket utilizes torque limiters to prevent over tightening and each gasket is notched for "stroker" clearance. Designed to seal under extreme crankcase pressure and scorching oil temperature.

Part No. Description
300-17987 1-Piece Gen 4 Oil Pan Gasket
300-17986 1-Piece Gen 5 & 6 Oil Pan Gasket