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Intake runner volume 282cc or 293cc Combustion chamber volume 69cc 13.5 deg. Valve angle 85/125 Valve spacing Intake Valve 2.200 dia. x 6.090 length Serdi # 1st cut: HP2353-B1 Serdi # 2nd cut: 75 deg.-A (45 deg. seat) Exhaust Valve 1.580 dia. x 6.090 length Serdi # 1st cut: B1X1-A1 Serdi # 2nd cut: H1X2-B1 (45 deg. seat) Raised intake runners 5 deg. Intake flange Spread port exhaust .180 Offset lifters required Water openings on intake flange: -10AN Exhaust gasket Cometic C5422 Angle milling .0065 in. per cc Flat milling .0055 in. per cc 282 Intake runner volume 282cc Intake port opening at gasket 2.12H x 1.46W Distance from floor to deck at gasket 2.15 Intake min. cross sectional dim. 2.67 sq. in. 293 Intake runner volume 293cc Intake port opening at gasket 2.15H x 1.49W Distance from floor to deck at gasket 2.165 Intake min. cross sectional dim. 2.76 sq. in. |
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