Ready to go Race Head
420 Hemi.
Heads are ported, bead blasted, flowed, & milled. Oversize Stainless Valves. Heads can be fitted with either single or dual springs. Single Springs recommended for 280 and smaller cams. Dual for 306 and larger cams.
Includes:
- Ported, Polished, & Bead Blasted
- 40mm Stainless Intake & 34mm Exhaust Valves
- Aluminum or Titanium Retainers
- Split Keepers
- HD single or dual springs
- Valve Spring Shims
- 3 angle Valve job
Milled to spec
Rocker arms not included
Heads are typically built to order, Rocker arms not included.
Allow 1 to 3 days to ship
*****WARNING: Valve to piston interference can be an issue with Hemi heads and must be checked. Pistons may require notching.********
Due to Valve size, valve face will extend beyond surface of head if head is milled
