Pair of High Quality Small Block Ford Aluminum Bare Cylinder Heads.
- Hardened exhaust seats
- Bronze valve guides
- Aircraft quality high grade aluminum alloy
- Multi-angle seat design for improved flow at low lifts
- Advanced port design for improved flow at all lifts
- Threaded accessory holes in ends of heads
- Thick deck to resist warping and allow for additional milling if desired
| Intake Port Volume: | 185cc |
| Combustion Chamber: | 64cc |
| Intake Valve Size: | 2.02" |
| Exhaust Valve Size: | 1.60" |
| Valve Stem Diameter: | 11/16" |
| Rocker Studs: | 7/16" |
| Max Spring Diameter: | 1.55" |
| Exhaust Crossover: | No |
| Plug: | Straight |
