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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

JEGS Part Number: 784-12041

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

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    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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    1974 GMC G35/G3500 VAN

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

    1974 CHEVROLET C10 PICKUP

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

    1981-1986 CHEVROLET CAMARO

    • EngineType: V8
    • SubModel: SPORT

    1982-1983 CHEVROLET MALIBU

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

    1968-1969 CHEVROLET BEL AIR

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

    1974-1976 CHEVROLET MALIBU

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

    1969-1972 CHEVROLET TOWNSMAN

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

    1973 CHEVROLET CAPRICE

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

    1975-1979 CHEVROLET NOVA

    • EngineType: V8
    • SubModel: BASE

    1969-1973 CHEVROLET C30 PICKUP

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

    1969-1972 CHEVROLET CHEVELLE

    • Liter: 5.0
    • EngineType: V8
    • SubModel: GREENBRIER

    1983-1986 CHEVROLET G20 VAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BEAUVILLE

    1978 CHEVROLET MALIBU

    • EngineType: ALL
    • SubModel: CLASSIC ESTATE

    1968-1973 CHEVROLET CAMARO

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

    1969-1971 CHEVROLET BEL AIR

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

    1984-1986 CHEVROLET MONTE CARLO

    • EngineType: ALL
    • SubModel: SS

    1975-1982 CHEVROLET C20 PICKUP

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

    1973-1980 CHEVROLET G30 VAN

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

    1977-1980 CHEVROLET C10 PICKUP

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

    1968 CHEVROLET CORVETTE

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

    1983-1986 CHEVROLET BLAZER K5

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

    1983-1986 GMC C3500 PICKUP

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

    1974 CHEVROLET G20 VAN

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

    1977 CHEVROLET MALIBU

    • EngineType: V8
    • SubModel: CLASSIC SPORT

    1973 CHEVROLET CAMARO

    • Liter: 5.0
    • EngineType: V8
    • SubModel: LT

    1968-1969 CHEVROLET IMPALA

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

    1958-1967 CHEVROLET BEL AIR

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

    1974 CHEVROLET EL CAMINO

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

    1985-1986 CHEVROLET EL CAMINO

    • EngineType: V8
    • SubModel: CONQUISTA

    1959-1960 CHEVROLET EL CAMINO

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

    1982-1986 GMC K1500 SUBURBAN

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

    1983-1986 CHEVROLET C20 PICKUP

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

    1968 GMC C35/C3500 PICKUP

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

    1969-1972 CHEVROLET BISCAYNE

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

    1979-1980 GMC K2500 PICKUP

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

    1980-1981 CHEVROLET BLAZER K5

    • EngineType: V8
    • SubModel: BASE

    1982 GMC G35/G3500 VAN

    • EngineType: V8
    • SubModel: VANDURA

    1968 CHEVROLET IMPALA

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

    1969-1971 CHEVROLET NOVA

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

    1986-1988 GMC G35/G3500 VAN

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

    1985 CHEVROLET BLAZER K5

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

    1983-1986 CHEVROLET BLAZER K5

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

    1972 CHEVROLET CAMARO

    • Liter: 5.7
    • EngineType: V8
    • SubModel: Z28

    1965-1967 CHEVROLET MALIBU

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

    1984 CHEVROLET BLAZER K5

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

    1974 CHEVROLET LAGUNA

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

    1980 CHEVROLET CAPRICE

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

    1974 CHEVROLET NOVA

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

    1980 CHEVROLET CAPRICE

    • Liter: 4.4
    • EngineType: V8
    • SubModel: CLASSIC SPORT

    1983-1986 CHEVROLET G30 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BEAUVILLE

    1982 GMC C3500 PICKUP

    • EngineType: ALL
    • SubModel: ALL

    1975-1976 CHEVROLET CAPRICE

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

    1966-1967 CHEVROLET SUBURBAN

    • EngineType: V8
    • SubModel: BASE

    1969-1971 CHEVROLET CHEVELLE

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

    1972 CHEVROLET CHEVELLE

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

    1967-1971 CHEVROLET CAMARO

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SS

    1968 CHEVROLET CHEVELLE

    • Liter: 5.3
    • EngineType: V8
    • SubModel: NOMAD

    1977 CHEVROLET CORVETTE

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

    1983-1984 GMC CABALLERO

    • Liter: 5.0
    • EngineType: V8
    • SubModel: AMARILLO

    1974 CHEVROLET CAMARO

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

    1983-1986 GMC K2500 SUBURBAN

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

    1972 CHEVROLET CHEVELLE

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

    1981 CHEVROLET C10 PICKUP

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

    1983-1986 GMC G25/G2500 VAN

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

    1980 CHEVROLET K20 PICKUP

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

    1969-1971 CHEVROLET CHEVELLE

    • Liter: 5.7
    • EngineType: V8
    • SubModel: MALIBU

    1983-1986 GMC K3500 PICKUP

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

    1968-1972 GMC K25/K2500 PICKUP

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

    1981 CHEVROLET C10 PICKUP

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

    1974 GMC C25/C2500 PICKUP

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

    1979-1980 CHEVROLET MALIBU

    • EngineType: V8
    • SubModel: ESTATE

    1967 CHEVROLET CHEVELLE

    • Liter: 5.4
    • EngineType: V8
    • SubModel: DELUXE

    1979-1981 CHEVROLET MALIBU

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

    1965 CHEVROLET CHEVELLE

    • Liter: 5.4
    • EngineType: V8
    • SubModel: SS

    1979-1980 CHEVROLET MALIBU

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

    1983-1986 GMC C2500 PICKUP

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

    1969-1973 GMC K35/K3500 PICKUP

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

    1974-1975 CHEVROLET BEL AIR

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

    1969-1972 CHEVROLET KINGSWOOD

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

    1977-1979 GMC JIMMY

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

    1983-1985 GMC JIMMY

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

    1969-1972 CHEVROLET CHEVELLE

    • Liter: 5.0
    • EngineType: V8
    • SubModel: CONCOURS ESTATE

    1979 GMC K1500 SUBURBAN

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

    1958-1967 CHEVROLET BISCAYNE

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

    1976-1977 CHEVROLET NOVA

    • EngineType: V8
    • SubModel: CONCOURS

    1969-1972 CHEVROLET CAPRICE

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

    1985 CHEVROLET C20 PICKUP

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

    1973 CHEVROLET LAGUNA

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

    1976-1978 GMC C15 SUBURBAN

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

    1969 CHEVROLET CAMARO

    • Liter: 5.7
    • EngineType: V8
    • SubModel: RS

    1973 CHEVROLET CAPRICE

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

    1982-1986 GMC C2500 SUBURBAN

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

    1977-1978 CHEVROLET CAPRICE

    • EngineType: V8
    • SubModel: CLASSIC

    1977-1978 GMC C25 SUBURBAN

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

    1976-1980 CHEVROLET C10 SUBURBAN

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

    1957-1960 CHEVROLET TRUCK

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

    1975-1977 GMC C15 SUBURBAN

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

    1984 CHEVROLET G20 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BONAVENTURE

    1972-1975 GMC G15/G1500 VAN

    • EngineType: V8
    • SubModel: RALLY

    1968 CHEVROLET K30 PICKUP

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