This STD piston assembly acts as aftermarket spare hardware corresponding to PN 6F6-11631-00-00 and 6F5-11631-00-00. It fits Yamaha 40HP two-stroke marine outboard E40 equipped with a 78mm standard cylinder bore. Careful fabrication delivers appropriate clearance and sealing inside cylinder bores. Tempered alloy survives repeated marine service cycles and lowers compression leakage. OEM-aligned sizes enable straightforward fitting. It eliminates compression loss and delivers consistent power performance for boating.
Product Name:Piston Kit
Bore size: 78mm STANDARD
Fit Engine: 40HP E40 40G 40J
Fit Part Number: 6F5-11631-00 6F6-11631-00-95 6F5-11610-00 T36-04020200
Include: Piston(6F5-11631-00-95)*1 Piston ring(6F5-11610-00)*2 Circlip(663–11634–00)*2 Piston pin(6F5–11633–00)*1
Also fit Parsun Makara Outboard 36HP 40HP Part number: T36-04020200



1 years
China