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RHS 12041 - RHS Pro Action Aluminum Small Block Chevy Cylinder Heads



RHS 12041 - RHS Pro Action Aluminum Small Block Chevy Cylinder Heads

Part Number: 784-12041

Pro Action 23° Bare Aluminum Cylinder Head
  • Combustion Chambers: 72cc
  • Straight plug
  • $495.99

    Ships
    from Manufacturer
    Made In USA
    FREE Shipping

    RHS 12041 - RHS Pro Action Aluminum Small Block Chevy Cylinder Heads Details

    23° Aluminum Cylinder Head

  • Intake Ports: 180cc
  • Valves: 2.020" Int/1.600" Exh
  • Spring Pocket Diameter: 1.550"
  • Bare

  • Clean Cast Technology
  • Variety Of Uses; Incl. Street Rods/Drag Racing
  • Can Use For Muscle Cars/Oval Track Racing Also

  • Specifications:

    Type
    Bare
    Engine Make/Size
    Chevy Small Block (262-400)
    Emission
    Non-Emissions
    Usage
    Street/Performance
    Cylinder Head Type
    Standard
    Preparation
    Requires Professional Preparation (Bare)
    Finish
    Cast Aluminum
    Manufacturer's Part Number:
    12041

    Optimal performance with reliability, Pro Action Heads deliver significant power and torque gains right out of the box for all Small Block Chevy applications. These cylinder heads are perfect for a variety of street rod, muscle car, oval track, and drag racing performance engines. Sold individually.

    Features
  • Advanced port/runner/chamber design
  • 180cc intake ports
  • 64cc or 72cc combustion chambers
  • Straight or angle plug configuration
  • Modified water jacket
  • Multi-angle Serdi valve job
  • Radiused exhaust valve seats for up to 5 percent more airflow than the competition

  • Does this fit your vehicle?

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    1955 CHEVROLET CORVETTE

    • CC: 4343
    • Liter: 4.3
    • SubModel: BASE
    • CUI: 265
    • EngineType: V8

    1979 CHEVROLET MALIBU

    • EngineType: V8
    • SubModel: LANDAU

    1985-1986 CHEVROLET K10 SUBURBAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: SILVERADO

    1972-1973 CHEVROLET C20 SUBURBAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1977-1980 CHEVROLET CAMARO

    • EngineType: V8
    • SubModel: BASE

    1980 CHEVROLET MALIBU

    • Liter: 5.7
    • SubModel: SPORT
    • CUI: 350
    • EngineType: V8

    1977 GMC SPRINT

    • EngineType: V8
    • SubModel: CUSTOM

    1975 CHEVROLET G10 VAN

    • EngineType: V8
    • SubModel: SPORTVAN

    1968 CHEVROLET K20 SUBURBAN

    • Liter: 5.3
    • EngineType: V8
    • SubModel: BASE

    1977-1979 CHEVROLET NOVA

    • EngineType: V8
    • SubModel: BASE

    1968 CHEVROLET K10 SUBURBAN

    • Liter: 5.4
    • EngineType: V8
    • SubModel: BASE

    1979-1980 CHEVROLET K20 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CUSTOM DELUXE

    1982 GMC C1500 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SIERRA GRANDE

    1969-1971 CHEVROLET BEL AIR

    • CC: 5736
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1979-1982 GMC C3500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SIERRA GRANDE

    1979 CHEVROLET K10 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SILVERADO

    1967-1968 CHEVROLET CHEVELLE

    • Liter: 5.4
    • EngineType: V8
    • SubModel: CONCOURS

    1983-1986 GMC G35/G3500 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: RALLY STX

    1977 CHEVROLET MONZA

    • EngineType: V8
    • SubModel: TOWNE COUPE CABRIOLET

    1969-1971 CHEVROLET C30 PICKUP

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1968 CHEVROLET C30 PICKUP

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1984-1986 CHEVROLET K20 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SCOTTSDALE

    1975 CHEVROLET NOVA

    • Liter: 4.3
    • SubModel: CUSTOM
    • CUI: 262
    • EngineType: V8

    1973 CHEVROLET LAGUNA

    • Liter: 5.7
    • SubModel: ESTATE
    • CUI: 350
    • EngineType: V8

    1976 CHEVROLET MONTE CARLO

    • Liter: 5.7
    • EngineType: V8
    • SubModel: LANDAU

    1967 CHEVROLET K10 PICKUP

    • Liter: 4.6
    • EngineType: V8
    • SubModel: BASE

    1978-1979 CHEVROLET NOVA

    • EngineType: V8
    • SubModel: CUSTOM

    1979-1983 GMC C3500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SIERRA CLASSIC

    1976 CHEVROLET MALIBU

    • CC: 5031
    • Liter: 5.0
    • SubModel: CLASSIC
    • EngineType: V8

    1977 CHEVROLET IMPALA

    • EngineType: V8
    • SubModel: CUSTOM

    1968 CHEVROLET BISCAYNE

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8

    1979 GMC C2500 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: HIGH SIERRA

    1982-1986 GMC K1500 PICKUP

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1972 CHEVROLET CORVETTE

    • CC: 5736
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8

    1975-1977 CHEVROLET C10 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1979 GMC K1500 SUBURBAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: SIERRA GRANDE

    1976-1979 GMC K1500 PICKUP

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1968 CHEVROLET CHEVY II

    • Liter: 5.7
    • EngineType: V8
    • SubModel: NOVA

    1968 GMC K25/K2500 PICKUP

    • Liter: 5.4
    • EngineType: V8
    • SubModel: BASE

    1967 GMC K1500 PICKUP

    • EngineType: V8
    • SubModel: BASE

    1982-1986 CHEVROLET C10 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SILVERADO

    1975-1976 CHEVROLET CAPRICE

    • Liter: 5.7
    • SubModel: CLASSIC
    • CUI: 350
    • EngineType: V8

    1979-1981 CHEVROLET EL CAMINO

    • EngineType: V8
    • SubModel: ROYAL KNIGHT

    1984 CHEVROLET IMPALA

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1982 CHEVROLET C10 SUBURBAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: SCOTTSDALE

    1969 CHEVROLET CAMARO

    • Liter: 5.0
    • EngineType: V8
    • SubModel: RS

    1968 GMC C25/C2500 PICKUP

    • Liter: 5.4
    • EngineType: V8
    • SubModel: BASE

    1979-1986 GMC C1500 PICKUP

    • Liter: 5.0
    • EngineType: V8
    • SubModel: HIGH SIERRA

    1979-1980 CHEVROLET C10 PICKUP

    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • CUI: 350
    • EngineType: V8

    1972 GMC C1500 PICKUP

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1977 CHEVROLET MONZA

    • EngineType: V8
    • SubModel: TOWNE COUPE SPORT

    1969 CHEVROLET K10 PICKUP

    • CC: 5031
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8

    1980-1981 CHEVROLET BLAZER K5

    • EngineType: V8
    • SubModel: SILVERADO

    1979-1980 CHEVROLET C10 SUBURBAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: SILVERADO

    1975-1979 CHEVROLET MONZA

    • EngineType: V8
    • SubModel: 2+2

    1981 GMC G35/G3500 VAN

    • EngineType: ALL
    • SubModel: VANDURA SPECIAL

    1972-1979 CHEVROLET K10 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1978-1982 GMC CABALLERO

    • EngineType: V8
    • SubModel: BASE

    1982 CHEVROLET CORVETTE

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1979-1986 GMC C1500 SUBURBAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: SIERRA CLASSIC

    1981 CHEVROLET K10 SUBURBAN

    • EngineType: ALL
    • SubModel: CUSTOM

    1973 CHEVROLET CAMARO

    • CC: 5736
    • Liter: 5.7
    • Aspiration: N
    • SubModel: RS
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8

    1978-1981 CHEVROLET MONTE CARLO

    • EngineType: V8
    • SubModel: LANDAU

    1980 GMC C2500 SUBURBAN

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1972-1973 CHEVROLET C10 PICKUP

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1969-1973 GMC C35/C3500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1981 GMC K2500 SUBURBAN

    • EngineType: V8
    • SubModel: BASE

    1982-1986 CHEVROLET K20 SUBURBAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CUSTOM

    1975-1980 GMC G25/G2500 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: VANDURA

    1976 GMC SPRINT

    • Liter: 5.0
    • EngineType: V8
    • SubModel: CUSTOM

    1981 GMC K2500 PICKUP

    • EngineType: V8
    • SubModel: BASE

    1968 CHEVROLET K20 SUBURBAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1968-1973 GMC C15/C1500 SUBURBAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1977-1979 CHEVROLET K10 PICKUP

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1969-1971 CHEVROLET C10 PICKUP

    • CC: 5736
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1981 CHEVROLET K20 PICKUP

    • EngineType: V8
    • SubModel: SILVERADO

    1973 CHEVROLET CHEVELLE

    • Liter: 5.7
    • SubModel: DELUXE
    • CUI: 350
    • EngineType: V8

    1972 CHEVROLET CHEVELLE

    • CC: 5737
    • Liter: 5.7
    • SubModel: CONCOURS ESTATE
    • EngineType: V8

    1972 CHEVROLET CHEVELLE

    • Liter: 5.7
    • SubModel: NOMAD
    • CUI: 350
    • EngineType: V8

    1973 CHEVROLET CAPRICE

    • CC: 5736
    • Liter: 5.7
    • SubModel: CLASSIC
    • CUI: 350
    • EngineType: V8

    1983-1986 CHEVROLET G20 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SPORTVAN

    1980-1981 CHEVROLET CORVETTE

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1978 CHEVROLET MONZA

    • EngineType: V8
    • SubModel: SPORT

    1968 CHEVROLET C30 PICKUP

    • Liter: 5.4
    • EngineType: V8
    • SubModel: BASE

    1978 GMC C3500 PICKUP

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1983-1986 GMC G25/G2500 VAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: RALLY

    1983 CHEVROLET MONTE CARLO

    • Liter: 5.0
    • EngineType: V8
    • SubModel: SS

    1973 CHEVROLET CAPRICE

    • CC: 5737
    • Liter: 5.7
    • SubModel: ESTATE
    • EngineType: V8

    1979-1980 CHEVROLET C10 SUBURBAN

    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • CUI: 350
    • EngineType: V8

    1967-1971 CHEVROLET CAMARO

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1972 CHEVROLET CHEVELLE

    • Liter: 5.7
    • SubModel: GREENBRIER
    • CUI: 350
    • EngineType: V8

    1955-1957 CHEVROLET BEL AIR

    • EngineType: V8
    • SubModel: NOMAD

    1976 CHEVROLET NOVA

    • CC: 5031
    • Liter: 5.0
    • SubModel: CONCOURS
    • EngineType: V8

    1979-1980 GMC G25/G2500 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: RALLY STX

    1972-1974 CHEVROLET IMPALA

    • CC: 5736
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1974 CHEVROLET IMPALA

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1968-1969 CHEVROLET EL CAMINO

    • Liter: 5.0
    • SubModel: CUSTOM
    • CUI: 307
    • EngineType: V8

    1966 CHEVROLET K20 PICKUP

    • CC: 5358
    • Liter: 5.3
    • SubModel: BASE
    • CUI: 327
    • EngineType: V8

    1981 CHEVROLET K20 PICKUP

    • EngineType: V8
    • SubModel: CUSTOM

    1982 CHEVROLET C20 SUBURBAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: SCOTTSDALE
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