Products specifications

Block Height	9
Fitment	Engine Specific
Bore	4.13
CID	407
Comp Height	1.1
Comp Ratio @ 58cc	16.5:1
Comp Ratio @ 64cc	15.2:1
Comp Ratio @ 76cc	14:1
Dome Volume	-4.5
Gram Weight	446
Oversize	0.005
Rod	6
Stroke	3.8