Yanmar 2YM15, 3YM20, 3YM30 Belt 129612-42290 (Replacement)

Yanmar 3YM20 Belt 129612-42290 (Aftermarket)
Belt suits Yanmar marine engines:

2YM15, 3YM20

Also for 3YM30 - Belt (Hitachi 60A & 80A Alternator Eng S# up to E20547 )

Can be used in place of 119831-42290 ( 37.5) 

This is a non-OEM, aftermarket part REC 129612-42290E