Products specifications

Block Height	9.48
Fitment	Engine Specific
Bore	4.125
CID	428
Comp Height	1.28
Comp Ratio @ 56cc	13.5:1
Comp Ratio @ 60cc	12.8:1
Comp Ratio @ 64cc	12.2:1
Dome Volume	-5
Gram Weight	490
Oversize	STD
Rod	6.2
Stroke	4