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Intake Gasket for Honda GX390 Big Block Clone Intake Gasket for Honda GX390 Big Block Clone

Intake gasket for Honda GX340, GX390 and big block clone engines.

Our Price: $1.95
Insulator Gasket for Honda GX390 Insulator Gasket for Honda GX390

Insulator gasket for Honda GX390 engines.

Our Price: $3.25
Copper Exhaust Header Gasket for Honda GX390 Copper Exhaust Header Gasket for Honda GX390

Bullfrog Performance Products copper exhaust header gasket for Honda GX240, GX270, GX340, GX390, GX610, GX620 and GX690.  Will also fit Predator 420cc engines and many other big block clone engines.

Our Price: $5.00
Crankshaft Oil Seal for Honda GX390 Crankshaft Oil Seal for Honda GX390

Crankshaft oil seal fits Honda GX340, GX390, 420cc and 460cc engines.  Use this seal on both the PTO or Flywheel side.  Engine requires two per engine so order a quantity of two per engine.

Our Price: $5.00
Oil Fill Plug for Honda GX390, 460cc Big Block Oil Fill Plug for Honda GX390, 460cc Big Block

Oil fill plug fits Honda GX240, GX270, GX340, GX390, 440cc and 460cc big block engine.

Our Price: $6.00
Insulator with Pulse Fitting for Honda GX390 Insulator with Pulse Fitting for Honda GX390

Insulator with pulse fitting for Honda GX390 engines.

Our Price: $8.95
Head Gasket Fits 460cc Engines With 92mm Bore Head Gasket Fits 460cc Engines With 92mm Bore

Our head gasket fits the 460cc big block clone engines with 92mm bore size.  This is a Print-O-Seal style head gasket.

Our Price: $15.00
Copper Head Gasket, Honda GX390, 460cc, 500cc Big Block Copper Head Gasket, Honda GX390, 460cc, 500cc Big Block

Copper head gasket available in a variety of bore and thickness ranges for the big block Honda GX390, 460cc, 500cc engines.  Select the gasket below that fits your build:

Our Price: $18.00
Magnetic Oil Drain Plug, Honda GX390 Magnetic Oil Drain Plug, Honda GX390

Bullfrog Performance Products magnetic oil drain plug for Honda GX390 and big block clones.  Billet aluminum drain plug includes the copper gasket.  Our plug is a nice upgrade to catch any signs of engine trouble by catching the magnetic particles that may be in your engine oil.

Our Price: $19.00
Head Gasket Fits GX440 and 460cc Engines 92mm Bore MLS Head Gasket Fits GX440 and 460cc Engines 92mm Bore MLS

Our Multi Layer Steel (MLS) head gasket fits the 460cc big block clone engines with 92mm bore size.

Our Price: $20.00