Products specifications

Block Height	9
Fitment	Engine Specific
Bore	4.155
CID	407
Comp Height	1.125
Comp Ratio @ 58cc	14.9:1
Comp Ratio @ 64cc	13.7:1
Comp Ratio @ 76cc	11.7:1
Dome Volume	8
Gram Weight	451
Oversize	0.03
Rod	6
Stroke	3.75