Products specifications

Block Height	9
Fitment	Engine Specific
Bore	4.155
CID	407
Comp Height	1.425
Comp Ratio @ 58cc	9.1:1
Comp Ratio @ 64cc	8.7:1
Comp Ratio @ 76cc	7.8:1
Dome Volume	-36
Gram Weight	518
Oversize	0.03
Rod	5.7
Stroke	3.75