Products specifications

Bore	3.552"
Fitment	Vehicle Specific
Comp Distance	1.220"
Comp Ratio	12.65:1 @ 42cc,10.86:1 @ 51cc, 10.69:1 @ 52cc
Piston Type	Flat Top
Rod Length	5.933"
Stroke	3.543"
Weight	335g (w/ Pin 423g)