RHS-Heads
PRO-ACTION RHS HEADS
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RHS RACING HEAD SERVICES
RHS-12322

RHS™ PRO ACTION™ SBC HEAD - MAX STREET/OVAL TRACK

Max Street Performance / Oval Track / Drag 383-400cu to 7500 RPM
The Pro Action™ Small Block Chevy heads, by RHS™, deliver exceptional out-of-the-box performance gains for Small Block Chevrolet applications. Pro Action™ SBC head features include an angle spark plugs, multi-angled intake and radius exhaust with ductile iron seats. These heads accept 1.550” springs and standard style rockers and valve train.

FEATURES:
• Multi-angled intake valve seats
• Radius exhaust valve seats
• Improved valve guide design
• Refined water jacket design
• Manganese intake valve guides
• Bronze exhaust valve guides
• Hardened valve seats
• Thick deck faces
• Clean Cast Technology™
• Aprox. HP 400-550

RHS-12322

Cast Iron 64cc Chamber, Pro 23° - 220cc Runner - Angle Plug - Bare, 2.020" Intake, 1.600" Exhaust + .100"

RHS-12336

Cast Iron 50cc Chamber, Pro 23° - 220cc Runner - Angle Plug - Bare, 2.020" Intake, 1.600" Exhaust + .100"

RHS-12321

Cast Iron 64cc Chamber, Pro 23° - 220cc Runner - Straight - Bare, 2.020" Intake, 1.600" Exhaust + .100"

RHS-12335

Cast Iron 50cc Chamber, Pro 23° - 220cc Runner - Straight - Bare, 2.020" Intake, 1.600" Exhaust + .100"