Dart 15 SBC


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Intake Volume       280cc

Exhaust   Volume     88cc

Chamber Volume     62-70cc  

Intake Flow      

305cfm @ .400”            

396cfm @ .700”

Exhaust Flow   

220cfm @ .400”        

257cfm @ .700”  

PAC spring kit included good to .700” lift  

Intake Valve Diameter    2.180” -  2.225"

Intake Seat Material    Ductile Iron (copper upgrade available)

Exhaust Valve Diameter    1.580” - 1.625"

Exhaust Seat Material    Ductile Iron (copper upgrade available)

Valve Angle      15⁰

Valve Guide Material    Bronze Alloy  

Minimum Bore Size    4.125”



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