Proflow Cylinder Heads, SuperMax 245, BB Chrysler 440 Aluminium, Bare, 78 Chamber, 245cc Intake Runner, Pair
Proflow Cylinder Heads, SuperMax 245, BB Chrysler 440 Aluminium, Bare, 78 Chamber, 245cc Intake Runner, Pair
Proflow Cylinder Heads, AirMax 200, BB Chrysler Aluminium, Bare
Proflow does not sacrifice quality for a low priceyou get both with our aluminium cylinder heads. The lightweight heads are cast from A-356 aluminium alloy with a large choice of engine, for SB & BB Chevrolet, LS Chev Holden Ford SB 289-351W, 302, 351 Cleveland 2V & 3V & BB FE, and Chrysler SB & BB. They have phosphorous bronze valve guides, and ductile iron valve seats for use with unleaded gas. They're also end-milled and drilled for accessories. The fully assembled heads have stainless steel valves, high performance valve springs, 7 degree valve locks, rocker arm studs, and guideplates. Perfect for your Mild or High performance Hot Rod.
SPECIFICATIONS |
|
| Combustion Chamber Volume (cc): | 78cc |
| Intake Runner Volume (cc): | 245cc |
| Exhaust Runner Volume (cc): | 75cc |
| Cylinder Head Style: | Bare |
| Cylinder Head Material: | A356.2 |
| Intake Valve Diameter (in.): | 2.19" |
| Intake Port Location: | Standard |
| Exhaust Port Location: | Standard |
| Exhaust Valve Diameter (in.): | 1.76" |
| Maximum Valve Lift (in.): | 0.65" |
| Outside Diameter of Outer Spring (in.): | 1.46" |
| Valve Cover Mounting Style: | Perimeter Bolt |
| Accessory Bolt Holes Drilled: | Yes |
| Intake Valve Angle: | 15 degree |
| Exhaust Valve Angle: | 15 degree |
| Valve Guide Material: | Manganese Bronze |
| Valve Seat Machine Style: | 5 Angle |
| Valve Seat Material: | Powder Metal |
| Oiling Style: | Through Head |
| Notes: | Longer than stock pushrods may be required. Minimum bore size is 4.320 in. |