Product Description
Dart Machinery has outdone them selves again! These fully CNC’d 5.00 bore space cylinder heads out power any other 5” canted valve cylinder heads we have tried. Reher Morrison finishes each set with a custom valve job, port blend. The Dart 5.00 bore space heads give you more power for your investment.
Perfect for 5” bore space engines in the 650cid to 760cid range
(Used on our Super Series 650-762cid engines)
• Top Dragster
• Fast Brackets
• Truck pulling
Cylinder Bore : 4.750
Intake Port Volume : 512cc
Combustion Chamber Volume : 86cc
Chambers: ( NA Engines = 87cc) ( Nitrous Engines = 92cc)
Intake Valve Dia: 2.570”
Intake Port Dim: 1.950”x 2.750”
Exh Valve Dia.: 1.900”
Exhaust Port Dim: (NA = 2.025 dia) ( Nitrous = 2.150 dia)
Flow, Intake: 645+ cfm @ 1.000” lift / 28”
Flow, Exhaust: 380+ cfm @ 1.000 lift / 28”
