Yamaha - Head,cylinder 1 - 76H-11111-00-00 Mercury-135HP-EFI-2004 A: It’s designed for V8

A: It’s designed for V8 right-hand rotation GM-based MerCruiser engines (305 & 350 CID) with Thunderbolt IV ignition systems (1981–1993)

Performance: Delivers cleaner combustion

Marine engines operate in some of the harshest environments possible—constant vibration

it sets the tone for the whole outing

It is used to carry supported trim

Yamaha - Head,cylinder 1 - 76H-11111-00-00 Mercury-135HP-EFI-2004 A: It’s designed for V876H 11111 00 00 HEAD,CYLINDER 1 WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.