Page 54 - 2021-22_EngineCatalogAP
P. 54
CYLINDER HEADS
283-400 (Cont.)
Dart Iron Eagle S/S and Platinum Eagle Heads
Intake Comb. Plug Valve Intake Exhaust Part No. Description Runner Chamber Angle Angle Valve Valve
DRT10024361 Bare Head, Vortec 1987-95 Intake Face 170cc 67cc Straight 23° 1.940" 1.500"
DRT10024370 Bare, Vortec Style 165cc 67cc Straight 23° 1.940" 1.500"
DRT10120010 Bare Head 180cc 64cc Straight 23° 2.020" 1.600"
DRT10121111 Assembled, 1.250" Single Springs, 120 lbs. Seat Pressure 180cc 64cc Straight 23° 2.020" 1.600"
DRT10110010 Bare Head 180cc 64cc Angle 23° 2.020" 1.600"
DRT10110010F Bare Head 180cc 49cc Angle 23° 2.020" 1.600"
DRT10311112P Platinum, Assembled, 1.437" Dual Springs, 130 lbs. Seat Pressure 200cc 64cc Angle 23° 2.020" 1.600"
DRT10321112P Platinum, Assembled, 1.437" Dual Springs, 130 lbs. Seat Pressure 200cc 64cc Straight 23° 2.020" 1.600"
DRT10310010PF Bare Head 200cc 49cc Angle 23° 2.020" 1.600"
DRT10310010P Bare Head 200cc 64cc Angle 23° 2.020" 1.600"
DRT10320010P Bare Head 200cc 64cc Straight 23° 2.020" 1.600"
DRT10321111P Assembled, 1.250" Single Springs, 120 lbs. Seat Pressure 200cc 64cc Straight 23° 2.020" 1.600"
DRT10420010P Bare Head 200cc 72cc Straight 23° 2.020" 1.600"
DRT10510020P Bare Head 215cc 64cc Angle 23° 2.050" 1.600"
DRT10510020PF Bare Head 215cc 49cc Angle 23° 2.050" 1.600"
DRT10511122P Platinum, Assembled, 1.437" Dual Springs, 130 lbs. Seat Pressure 215cc 64cc Staight 23° 2.020" 1.600"
DRT10520020P Bare Head 215cc 64cc Straight 23° 2.050" 1.600"
DRT10521122P Platinum, Assembled, 1.437" Dual Springs, 130 lbs. Seat Pressure 215cc 64cc Straight 23° 2.050" 1.600"
DRT10511123P Platinum, Assembled, 1.550" Dual Springs, 215 lbs. Seat Pressure 215cc 64cc Angle 23° 2.050" 1.600"
DRT10970040 Bare Head, Fully CNC Ported, 7,000 RPM+, 400+ C.I.D. 227cc 72cc Angle 23° 2.080" 1.600"
DRT10971143 CNC-Ported - Assembled, 1.550" Dual Springs, 135 lbs. Seat Pressure 227cc 72cc Angle 23° 2.080" 1.600"
DRT10710040P Bare Head 230cc 64cc Angle 23° 2.080" 1.600"
DRT10710040PF Bare Head 230cc 49cc Angle 23° 2.080" 1.600"
DRT10720040P Bare Head 230cc 64cc Straight 23° 2.080" 1.600"
Dart Pro 1 Aluminum Heads
The Pro 1 cylinder head incorporates Pro Stock air flow technology with small, high-velocity runners. Accepts off-the-shelf rocker arms, pistons, manifolds, and headers. Available with 200cc, 215cc, 227cc, or 230cc intake runners. Sold individually, with a multi-angle perfor- mance valve job and bronze wall valve guides.
Part No.
Description
Intake Runner
Comb. Chamber
Plug Angle
Valve Angle
Intake Valve
Exhaust Valve
DRT11310010P
Bare Head
200cc
64cc
Angle
23°
2.020"
1.600"
DRT11321111P
Assembled, 1.250" Single Spring 120 lbs. Seat Pressure
200cc
64cc
Straight
23°
2.020"
1.600"
DRT11320010P
Bare Head
200cc
64cc
Straight
23°
2.020"
1.600"
DRT11510020P
Bare Head
215cc
64cc
Angle
23°
2.050"
1.600"
DRT11511123P
Assembled, 1.550" Dual Spring, 215 lbs. Seat Pressure
215cc
64cc
Angle
23°
2.050"
1.600"
DRT11970040P
Bare Head, CNC
227cc
64cc
Angle
23°
2.080"
1.600"
DRT11971143P
Assembled, CNC, 1.550" Dual Spring, 215 lbs. Seat Pressure
227cc
64cc
Angle
23°
2.080"
1.600"
DRT11710040P
Bare Head
230cc
64cc
Angle
23°
2.080"
1.600"
DRT11711143P
Assembled, 1.550" Dual Spring, 215 lbs. Seat Pressure
230cc
64cc
Angle
23°
2.080"
1.600"
DRT11721143P
Assembled, CNC, 1.550" Dual Spring, 215 lbs. Seat Pressure
230cc
64cc
Straight
23°
2.080"
1.600"
DRT11980060P
Bare Head
245cc
66cc
Angle
23°
2.100"
1.600"
52 2021-22 ENGINE BUILDER CATALOG
CHEVROLET SMALL BLOCK