Products specifications

Block Height	9
Fitment	Engine Specific
Bore	4.155
CID	407
Comp Height	1.125
Comp Ratio @ 58cc	12.5:1
Comp Ratio @ 64cc	11.6:1
Comp Ratio @ 76cc	10.2:1
Dome Volume	-5
Gram Weight	426
Oversize	0.03
Rod	6
Stroke	3.75