mustangmark

Can anyone tell me if the merlin grumpy jenkins 345's heads use a standard stud girdle or is it specific for the merlin heads? Thanks!

ezstriper

as long as they are coventional(non big chief) should be fine....just don't think they are needed with the cams most run in marine apps...just my opinion..

bcfountain

they are the same as stock.i just bought a pair of the same heads except they are 320 runners.i am using comp guild plates.