GX160 & GX200 PERFORMANCE PARTS

GX340 & GX390 PERFORMANCE PARTS

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BOLT-ON KITS
Bolt-On Kit 1, 390
Code: BK1390
Price: $79.00
Quantity in Basket: none
Bolt-On Kit 1 includes an air filter adaptor, UNI air filter and a straight header. With the increased flow from the air filter and header you will need a larger main jet. See the how-to section for information on drilling main jets. We also have main jets available in various sizes. Combining this bolt-on kit with the govenor removal will really wake up your GX340 or GX390.

Bolt-On Kit 2, 390
Code: BK2390
Price: $529.00
Quantity in Basket: none
Bolt-On Kit 2 includes a carburetor adaptor with pulse, billet flywheel, billet rod with bearings and an AGK .350" lift racing cam. This is a serious bolt-on kit for high horsepower applications. An upgraded valve train is recommended.

Bolt-On Kit 3, 390
Code: BK3390
Price: $710.00
Quantity in Basket: none
Bolt-On Kit 3 includes: carburetor adaptor with pulse fitting, .350" lift racing cam, billet flywheel, billet rod, chrome moly pushrods, 55lb valve springs, stainless valves, retainers, keepers, lash caps and guide plate. Rocker arms not included in this kit.

Bolt-On Kit 4, 390
Code: BK4390
Price: $679.00
Quantity in Basket: none
Bolt-On Kit 4 includes a ported/milled cylinder head, billet rod, billet flywheel and your choice of cam.

Bolt-On Kit 5, 390
Code: BK5390
Price: $1,090.00
Quantity in Basket: none
Bolt-On Kit 5 inludes ported/milled cylinder head, billet rod, billet flywheel, chrome moly pushrods, valve cover spacer (not pictured), camshaft, roller rockers, stainless steel valves, retainer/keeper set, 55lb valve springs, lash caps and shims. This kit is designed for professional engine builders.

Bolt-On Kit 6, 390
Code: BK6390
Price: $1,095.00
Quantity in Basket: none
Bolt-On Kit 6 includes billet rod, billet flywheel, 32mm Mikuni, carb adaptor, cam, roller rockers, pushrods, stainless steel valves, retainer/keeper set, valve cover spacer (not pictured), lash caps, 55lb valve springs & shims. This kit is designed for professional engine builders.

Bolt-On Kit 7, 390
Code: BK7390
Price: $1,245.00
Quantity in Basket: none
Bolt-On Kit 7 includes ported/milled cylinder head, billet flywheel, 32mm Mikuni, carb adaptor, cam, roller rockers, stailess steel valves, retainer/keeper set, lash caps, valve springs, chrome moly pushrods, valve cover spacer (not pictured), billet rod & shims. This kit is designed for professional engine builders.