Hardin Marine Exhaust - Gaskets

Center riser manifold-to-riser gasket (raw water cooling).

Replaces Osco 992-G, Mallory 9-65501, HGE 10107, Sierra 18-2854 and GLM 36830.

Fits these applications:

• Chevrolet small block V8 283, 302, 305, 307, 327 and 350 C.I.D., all models (aluminum center riser generic).
• Chevrolet big block V8 427 and 454 C.I.D., all models (aluminum center riser generic).
• Chris-Craft V8 283, 302, 305, 307, 327 and 350 C.I.D., all models (center riser generic).
• Chris-Craft V8 454 C.I.D., all models (center riser generic).
• Crusader V8 283, 302, 305, 307, 327 and 350 C.I.D., all models (center riser generic).
• Crusader V8 427 and 454 C.I.D., all models (center riser generic).
• Crusader V8 302 and 351 C.I.D., all models (center riser generic).
• Flagship V8 283, 327 and 350 C.I.D., all models (center riser generic).
• Indmar V8 283, 305, 307, 327 and 350 C.I.D., all inboard models (center riser generic).
• Indmar V8 427 and 454 C.I.D., all inboard models (center riser generic).
• Indmar V8 302 and 351 C.I.D., all inboard models (center riser generic).
• Interceptor V8 221, 260, 289, 302 and 351 C.I.D., all models (center riser generic).
• MerCruiser V8 283, 302, 305, 307, 327 and 350 C.I.D., all models (center riser generic).
• MerCruiser V8 454 and 502 C.I.D., all models (center riser generic).
• MerCruiser V8 (Ford) 302 and 351 C.I.D., all models (center riser generic).
• OMC V8 283, 302, 305, 307 and 350 C.I.D., all models (center riser generic).
• OMC (Ford) V8 302 and 351 C.I.D., all models (center riser generic).
• PCM V8 302 and 351 C.I.D., all years (center riser generic).
• Volvo V8 307 and 350 C.I.D., all models (center riser generic).
• Waukesha V8 302 and 351 C.I.D., all years (center riser generic).

Also for use with the Barr Center Riser generic aluminum manifold/riser system.

Compatible parts:

• CHV-1-83 water cooled center discharge manifold to fit the small block GM engine (3/4" N.P.T. cooling hose connections). All years.
• CHV-1-92 water cooled center discharge manifold to fit the small block GM engine (3/4" N.P.T. cooling hose connections). All years.
• CHVA-1-84 water cooled center discharge manifold to fit the big block GM engine (3/4" N.P.T. cooling hose connections). All years.
• CHVA-1-92 water cooled center discharge manifold to fit the big block GM engine (3/4" N.P.T. cooling hose connections). All years.
• FM-1-83 water cooled center discharge manifold to fit the small block Ford engine (3/4" N.P.T. cooling hose connections). All years.
• 20-0082 water cooled center discharge riser (3/4" N.P.T. cooling hose connection). Standard for use with 3" I.D. exhaust hose.
• 20-0100 water cooled center discharge riser (3/4" N.P.T. cooling hose connection). Standard for use with 4" I.D. exhaust hose.
• 20-0102 water cooled center discharge riser (3/4" N.P.T. cooling hose connection).
• 20-0107 water cooled center discharge riser (3/4" N.P.T. cooling hose connection). Standard for use with 4" I.D. exhaust hose.
• 20-0108 water cooled center discharge riser (3/4" N.P.T. cooling hose connection). Standard for use with 3" I.D. exhaust hose.
• 20-0097 3" spacer block (complete with mounting hardware, gasket and 3/4" pipe plug). Capable of stacking.

Manufactured by Barr Marine. Part number 1-0107.

Exhaust Manifold To Riser Gaskets - BBC Indmar Riser Gasket (each)

Here is just a sampling of the popular exhaust manifold gaskets that weoffer.  Each gasket is designed to withstand the high temperatures ofmarine exhaust applications.  Gaskets are sold individually.

Exhaust Manifold To Riser Gaskets - BBC Indmar Riser Gasket with Slots (each)

Here is just a sampling of the popular exhaust manifold gaskets that weoffer.  Each gasket is designed to withstand the high temperatures ofmarine exhaust applications.  Gaskets are sold individually.

Exhaust Manifold To Riser Gaskets - SBC Indmar Riser Gasket with Slots (each)

Here is just a sampling of the popular exhaust manifold gaskets that we offer.  Each gasket is designed to withstand the high temperatures of marine exhaust applications.  Gaskets are sold individually.

Length: 5-5/8"
Width: 3-7/8"

Exhaust Manifold To Riser Gaskets - Early Kodiak Gasket (each)

Here is just a sampling of the popular exhaust manifold gaskets that weoffer.  Each gasket is designed to withstand the high temperatures ofmarine exhaust applications.  Gaskets are sold individually.

Bolt hole center to center is approx 4" x 3".

Exhaust Manifold To Riser Gaskets - Late Kodiak Gasket (each)

Here is just a sampling of the popular exhaust manifold gaskets that weoffer.  Each gasket is designed to withstand the high temperatures ofmarine exhaust applications.  Gaskets are sold individually.

Bolt hole center to center is approx 4.75" x 3".

Exhaust Manifold To Riser Gaskets - Late Kodiak Gasket (each)

Here is just a sampling of the popular exhaust manifold gaskets that we offer.  Each gasket is designed to withstand the high temperatures of marine exhaust applications.  Gaskets are sold individually.

Bolt hole center to center is approx 4.75" x 3".

Exhaust Manifold To Riser Gaskets - LS Manifolds (each)

Replacement gaskets for the 620-32950 LS manifolds. Each gasket is designed to withstand the high temperatures of marine exhaust applications.  Gaskets are sold individually.

Bolt hole center to center is approx 4.75" x 3".

Exhaust Manifold To Tailpipe O-Ring - Hardin Hurricane/Typhoon Tailpipe, 6" O-Ring (Each)

Exhaust Manifold To Tailpipe O-Ring - Hardin Hurricane/Typhoon Tailpipe, 6.5" O-Ring (Each)

Hardin Manifold to Riser Gasket, Replaces Mercury OEM# 27-848147

Fits: BBC, SBC and Ford manifolds as well. For Gil Replacement, Mercury HP500 and Cyclone Manifold applications.

Original quality Hardin gaskets are the finest anywhere Their graphite impregnated core assures long life. Depending on application up to 2 or 4 may be required on a single engine. When using a turbolator (See related parts) 4 are required.

Hardin Manifold to Riser Gasket for Big Gun Manifolds

Original quality Hardin gaskets are the finest anywhere Their graphite impregnated core assures long life.

Replacement riser gasket for Hardin Seaward manifolds and risers. 4-1/2" x 3" Bolt pattern.