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Intake runner volume 277cc Combustion chamber volume 49cc Intake valve angle 11 deg. Intake Valve 2.180 dia. x 5.740 length Serdi # HP2681-B1 (50 deg. seat) Exhaust valve angle 8.5 deg. Exhaust Valve 1.600 dia. x 5.640 length Serdi # 1st cut: B1X1-A1 Serdi # 2nd cut: H1X2-B1 (45 deg. seat) Intake port opening at gasket 2.175H x 1.525W Distance from floor to deck at gasket 1.785 Intake min. cross sectional dim. 2.7 sq. in. Flow #'s provided by BRODIX, Inc. Down nozzles also available |
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