Proflow SuperMax Cylinder Heads Fits Commodore Bare Pair PFEAHH20063-EFI-BARE
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Proflow SuperMax Cylinder Heads Fits Commodore Bare Pair
Holden Commodore SuperMax-EFI Aluminium Heads
Proflow does not sacrifice quality for a low price--you 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 and BB Chevrolet, LS Chev Holden Ford SB 289-351W, 302,351 Cleveland 2V and 3V and BB FE, and Chrysler SB and BB, phosphorous bronze valve guides, and ductile iron valve seats for use with unleaded gas. They're also end-milled and drilled for accessories.These fully assembled heads have stainless steel valves and high performance valve springs.Perfect for your Mild or High performance Hot Rod.
Must Use Proflow Shaft Mount Aluminium Rocker kit # PFERRK-6000
| SPECIFICATIONS | |
| Combustion Chamber | 63 cc |
| Intake Port Volume | 200 cc |
| Intake Port Dimensions | 2.170 (H) x 1.285 (W) |
| Exhaust Port Volume | 72 cc |
| Exhaust Port Dimensions | 1.450 (H) x 1.283 (W) |
| Spark Plug Location | OEM |
| Intake Valve Diameter | 2.020 |
| Exhaust Valve Diameter | 1.60 |
| Valve Stem Diameter | 5/16" |
| Valve Spring Pocket ID | 1.650 |
| Valve Guide OD | 0.530 |
| Maximum Valve Lift | 0.700 |
| Rocker Stud Thread Size | 7/16-14 |
| Valve Angle | 5 Degree |
| Deck Thickness | 0.6875 |