New Honda GX390 GX340 Upgrade Kit To 16HP W/ Crankshaft 11HP 13HP Full Power Big

Upgrade Kit
Increase Power on your
Gx340 and Gx390 to 16hp 90mm Bore


This kit includes:

1 x New 90mm Engine Block
1 x New 90mm Piston
1 x New 90mm Ring set
1 x New Piston Pin & Clips
1 x New Connecting Rod
1 x Full Gasket Set
2xOil Seals
1 x Straight Crank Shaft 1" Diameter 1/4" Keyway


Please See Pictures
This kit includes everything you will need to do the Power Upgrade and your Engine.

Gx 340 11hp has a bore of 82mm
Gx 390 13hp has a bore of 88mm

FITS
HONDA GX340 AND GX390
13HP 11HP