Products specifications

Block Height	9
Fitment	Engine Specific
Bore	4.165
CID	409
Comp Height	1.125
Comp Ratio @ 58cc	15.5:1
Comp Ratio @ 64cc	14.6:1
Comp Ratio @ 76cc	13.8:1
Dome Volume	2
Gram Weight	467
Oversize	0.04
Rod	6
Stroke	3.75