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Intake runner volume 275cc, 286cc or 296cc Combustion chamber volume 67cc 12 deg. Valve angle 58/107 Valve spacing Exhaust Valve 1.600 dia. x 5.540 length Serdi #'s 1st cut: H1X1 2nd cut: H1X2 5 deg. Intake flange Offset lifters required Angle milling .0065 in. per cc Flat milling .0055 in. per cc 296 Intake runner volume 296cc Intake Valve 2.180 dia. x 5.540 length Serdi # 2TN-B1 Intake port opening at gasket 2.4H x 1.32W Distance from floor to deck at gasket 1.0 Intake min. cross sectional dim. 2.898 sq. in. 286 Intake runner volume 286cc Intake Valve 2.180 dia. x 5.540 length Serdi # 2TN-B1 Intake port opening at gasket 2.37H x 1.29W Distance from floor to deck at gasket 1.01 Intake min. cross sectional dim. 2.798 sq. in. 275 Intake runner volume 275cc Intake Valve 2.150 dia. x 5.540 length Serdi # 2TN-B1 Intake port opening at gasket 2.34H x 1.26W Distance from floor to deck at gasket 1.025 Intake min. cross sectional dim. 2.7 sq. in. |
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