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RHS 12041

Pro Action 23° Bare Aluminum Cylinder Head Combustion Chambers: 72cc



RHS 12041

Part Number: 784-12041

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

    Ships
    from Manufacturer
    Made In USA
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    RHS 12041 Pro Action 23° Bare Aluminum Cylinder Head Combustion Chambers: 72cc $495.99

    RHS 12041 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 RHS 12041 fit your vehicle?

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    1977 CHEVROLET K10 PICKUP

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

    1968 GMC C35/C3500 PICKUP

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

    1975-1976 CHEVROLET IMPALA

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

    1978-1979 CHEVROLET C30 PICKUP

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

    1968 CHEVROLET C10 SUBURBAN

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

    1961-1966 CHEVROLET K20 PICKUP

    • CC: 4638
    • Liter: 4.6
    • SubModel: BASE
    • CUI: 283
    • EngineType: V8

    1967 GMC C25/C2500 PICKUP

    • Liter: 4.6
    • SubModel: BASE
    • CUI: 283
    • EngineType: V8

    1979-1986 GMC C2500 PICKUP

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

    1974 CHEVROLET MALIBU

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

    1981 CHEVROLET K20 PICKUP

    • EngineType: V8
    • SubModel: SCOTTSDALE

    1983-1986 GMC G25/G2500 VAN

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

    1974 CHEVROLET CORVETTE

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

    1977-1978 CHEVROLET CAPRICE

    • EngineType: V8
    • SubModel: CLASSIC

    1975-1979 CHEVROLET K10 SUBURBAN

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

    1983-1986 GMC G35/G3500 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: MAGNAVAN

    1964 CHEVROLET IMPALA

    • Liter: 4.6
    • EngineType: V8
    • SubModel: SS

    1962-1969 CHEVROLET BISCAYNE

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

    1969-1971 CHEVROLET K20 SUBURBAN

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

    1981 CHEVROLET MALIBU

    • Liter: 4.4
    • SubModel: BASE
    • CUI: 267
    • EngineType: V8

    1986 GMC C3500 PICKUP

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

    1982 GMC K2500 PICKUP

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

    1983-1986 CHEVROLET G20 VAN

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

    1972 CHEVROLET CAMARO

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

    1986 CHEVROLET G10 VAN

    • EngineType: ALL
    • SubModel: BASE

    1976 CHEVROLET LAGUNA

    • Liter: 5.0
    • EngineType: V8
    • SubModel: S3

    1981 CHEVROLET C20 PICKUP

    • Liter: 5.0
    • EngineType: V8
    • SubModel: DELUXE

    1983-1986 GMC G35/G3500 VAN

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

    1979 CHEVROLET MALIBU

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

    1975-1980 CHEVROLET G30 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: HI-CUBE

    1968 CHEVROLET CHEVELLE

    • Liter: 5.4
    • EngineType: V8
    • SubModel: NOMAD

    1976 CHEVROLET MALIBU

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

    1979 CHEVROLET MONTE CARLO

    • Liter: 4.4
    • SubModel: BASE
    • CUI: 267
    • EngineType: V8

    1973 CHEVROLET MONTE CARLO

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

    1973 CHEVROLET C20 PICKUP

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

    1977-1986 CHEVROLET G10 VAN

    • EngineType: V8
    • SubModel: BEAUVILLE

    1967 GMC G25/G2500 VAN

    • EngineType: V8
    • SubModel: BASE

    1985 CHEVROLET G30 VAN

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

    1970-1971 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: Z28

    1978-1980 CHEVROLET G20 VAN

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

    1977 CHEVROLET MONZA

    • EngineType: V8
    • SubModel: TOWNE COUPE SPORT

    1983-1984 CHEVROLET G20 VAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BONAVENTURE

    1977 CHEVROLET CORVETTE

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

    1981 GMC K2500 SUBURBAN

    • EngineType: V8
    • SubModel: SIERRA GRANDE

    1967 CHEVROLET CHEVELLE

    • Liter: 4.6
    • EngineType: V8
    • SubModel: DELUXE

    1966-1968 CHEVROLET CORVETTE

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

    1968 CHEVROLET CAPRICE

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

    1968-1969 CHEVROLET CAMARO

    • Liter: 5.4
    • EngineType: V8
    • SubModel: RS

    1980 CHEVROLET K20 PICKUP

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

    1972-1975 GMC G15/G1500 VAN

    • EngineType: V8
    • SubModel: VANDURA

    1982-1986 CHEVROLET K10 PICKUP

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

    1968 CHEVROLET K10 PICKUP

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

    1965 CHEVROLET CHEVELLE

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

    1981 CHEVROLET C10 SUBURBAN

    • EngineType: ALL
    • SubModel: CUSTOM

    1975-1976 CHEVROLET MALIBU

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

    1979-1981 GMC C1500 PICKUP

    • Liter: 5.7
    • SubModel: STREET COUPE
    • CUI: 350
    • EngineType: V8

    1970-1973 GMC K15/K1500 SUBURBAN

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

    1968 GMC C35/C3500 PICKUP

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

    1981 CHEVROLET BLAZER K5

    • EngineType: V8
    • SubModel: CUSTOM

    1967 GMC G15/G1500 VAN

    • EngineType: V8
    • SubModel: BASE

    1982-1986 GMC K2500 SUBURBAN

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

    1969-1973 CHEVROLET CAMARO

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

    1968 CHEVROLET K10 SUBURBAN

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

    1959-1967 CHEVROLET IMPALA

    • CC: 4638
    • Liter: 4.6
    • SubModel: BASE
    • CUI: 283
    • EngineType: V8

    1972 CHEVROLET CHEVELLE

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

    1969-1970 CHEVROLET K20 SUBURBAN

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

    1982 GMC JIMMY

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

    1977-1980 CHEVROLET C10 SUBURBAN

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

    1956-1957 CHEVROLET CORVETTE

    • EngineType: ALL
    • SubModel: ALL

    1977-1979 CHEVROLET NOVA

    • EngineType: V8
    • SubModel: RALLY

    1968-1969 CHEVROLET CAMARO

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

    1972 CHEVROLET CAMARO

    • CC: 5737
    • Liter: 5.7
    • SubModel: Z28
    • EngineType: V8

    1969-1971 CHEVROLET K10 SUBURBAN

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

    1975-1976 CHEVROLET NOVA

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

    1973 CHEVROLET CHEVELLE

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

    1980-1981 CHEVROLET MALIBU

    • EngineType: V8
    • SubModel: CLASSIC LANDAU

    1982-1986 CHEVROLET C10 SUBURBAN

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

    1970-1973 CHEVROLET EL CAMINO

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

    1972-1974 CHEVROLET K20 PICKUP

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

    1972 CHEVROLET EL CAMINO

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

    1972 CHEVROLET CAMARO

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

    1979-1982 GMC C1500 PICKUP

    • Liter: 5.0
    • EngineType: V8
    • SubModel: STREET COUPE

    1977-1979 CHEVROLET CAPRICE

    • EngineType: V8
    • SubModel: CLASSIC LANDAU

    1976 CHEVROLET CORVETTE

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

    1980 CHEVROLET K10 SUBURBAN

    • EngineType: V8
    • SubModel: SILVERADO

    1982 CHEVROLET IMPALA

    • Liter: 4.4
    • EngineType: V8
    • SubModel: BASE

    1959 CHEVROLET BISCAYNE

    • CC: 4638
    • Liter: 4.6
    • SubModel: BASE
    • CUI: 283
    • EngineType: V8

    1974 CHEVROLET G20 VAN

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

    1975 CHEVROLET LAGUNA

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

    1967 CHEVROLET C20 PICKUP

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

    1979 GMC K1500 SUBURBAN

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

    1979-1986 GMC C1500 SUBURBAN

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

    1985-1986 GMC C2500 SUBURBAN

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

    1969-1973 GMC C25/C2500 PICKUP

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

    1973 CHEVROLET CHEVELLE

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

    1968 CHEVROLET K10 SUBURBAN

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

    1968-1969 CHEVROLET BEL AIR

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

    1971 CHEVROLET BLAZER

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

    1972 CHEVROLET CHEVELLE

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

    1979-1986 GMC K3500 PICKUP

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

    1978-1980 CHEVROLET C10 PICKUP

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