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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 10/03/16
    if Ordered Today
    Made In USA
    FREE Shipping
    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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    1983-1986 CHEVROLET G30 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CHEVY VAN

    1981 CHEVROLET C20 SUBURBAN

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

    1981 CHEVROLET K20 PICKUP

    • EngineType: V8
    • SubModel: CUSTOM

    1974 CHEVROLET G20 VAN

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

    1975-1980 CHEVROLET K10 PICKUP

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

    1981 CHEVROLET C20 SUBURBAN

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

    1973-1974 CHEVROLET BEL AIR

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

    1972-1974 CHEVROLET IMPALA

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

    1978-1979 CHEVROLET C10 PICKUP

    • Liter: 5.7
    • SubModel: BIG TEN
    • CUI: 350
    • EngineType: V8

    1973-1974 CHEVROLET LAGUNA

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

    1978-1980 CHEVROLET C10 SUBURBAN

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

    1975-1977 CHEVROLET K20 SUBURBAN

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

    1982-1986 GMC JIMMY

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

    1979 GMC G15/G1500 VAN

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

    1964-1967 CHEVROLET MALIBU

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

    1968 CHEVROLET K20 PICKUP

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

    1973 CHEVROLET NOVA

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

    1974 GMC C25/C2500 SUBURBAN

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

    1972-1974 CHEVROLET C10 SUBURBAN

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

    1967 CHEVROLET SUBURBAN

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

    1985-1986 CHEVROLET EL CAMINO

    • EngineType: V8
    • SubModel: SS

    1977-1980 CHEVROLET C20 SUBURBAN

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

    1981 GMC K1500 PICKUP

    • EngineType: V8
    • SubModel: SIERRA GRANDE

    1974-1976 CHEVROLET EL CAMINO

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

    1982-1986 CHEVROLET K20 PICKUP

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

    1971 CHEVROLET BLAZER

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

    1981-1986 CHEVROLET C20 SUBURBAN

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

    1976 CHEVROLET EL CAMINO

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

    1968-1969 CHEVROLET EL CAMINO

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

    1983 CHEVROLET G10 VAN

    • EngineType: V8
    • SubModel: BASE

    1979 GMC C2500 SUBURBAN

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

    1976 CHEVROLET NOVA

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

    1979 CHEVROLET MALIBU

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

    1968 CHEVROLET CORVETTE

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

    1982-1986 GMC C1500 SUBURBAN

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

    1971 CHEVROLET C20 PICKUP

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

    1980 CHEVROLET CAPRICE

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

    1981-1982 CHEVROLET IMPALA

    • Liter: 4.4
    • EngineType: V8
    • SubModel: ESTATE

    1972 CHEVROLET CAMARO

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

    1975-1980 CHEVROLET K20 PICKUP

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

    1986 GMC C3500 PICKUP

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

    1980-1981 GMC JIMMY

    • EngineType: V8
    • SubModel: SIERRA CLASSIC

    1968 GMC K35/K3500 PICKUP

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

    1969-1972 CHEVROLET BROOKWOOD

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

    1975-1977 CHEVROLET K10 PICKUP

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

    1967 CHEVROLET CHEVELLE

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

    1981 GMC CABALLERO

    • EngineType: V8
    • SubModel: CONQUISTA

    1968 GMC C35/C3500 PICKUP

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

    1981 GMC K2500 PICKUP

    • EngineType: V8
    • SubModel: SIERRA GRANDE

    1972-1974 CHEVROLET BEL AIR

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

    1969-1971 CHEVROLET K10 SUBURBAN

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

    1976-1980 GMC C1500 PICKUP

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

    1974 CHEVROLET CORVETTE

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

    1965 CHEVROLET CHEVELLE

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

    1963-1967 CHEVROLET CHEVY II

    • EngineType: V8
    • SubModel: NOVA

    1967-1968 GMC C35/C3500 PICKUP

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

    1970-1973 CHEVROLET EL CAMINO

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

    1972 CHEVROLET CHEVELLE

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

    1979 CHEVROLET BLAZER K5

    • Liter: 5.0
    • EngineType: V8
    • SubModel: CHEYENNE

    1977-1978 GMC K35 PICKUP

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

    1977-1979 CHEVROLET K10 PICKUP

    • Liter: 5.0
    • EngineType: V8
    • SubModel: CHEYENNE

    1972 CHEVROLET EL CAMINO

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

    1968 CHEVROLET CHEVY II

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

    1981 CHEVROLET K20 SUBURBAN

    • EngineType: V8
    • SubModel: CUSTOM

    1977-1986 CHEVROLET C20 PICKUP

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

    1971 CHEVROLET EL CAMINO

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

    1983-1986 CHEVROLET G30 VAN

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

    1982 CHEVROLET K10 SUBURBAN

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

    1982 GMC G35/G3500 VAN

    • EngineType: V8
    • SubModel: VANDURA SPECIAL

    1979-1982 GMC C2500 PICKUP

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

    1968 CHEVROLET CAPRICE

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

    1980 GMC C2500 SUBURBAN

    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • CUI: 350
    • EngineType: V8

    1968 CHEVROLET K20 SUBURBAN

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

    1974 GMC C25/C2500 PICKUP

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

    1982-1986 CHEVROLET C20 SUBURBAN

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

    1969-1973 GMC C25/C2500 PICKUP

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

    1981 CHEVROLET MALIBU

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

    1980 CHEVROLET MALIBU

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

    1977-1980 CHEVROLET K30 PICKUP

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

    1972-1974 CHEVROLET K10 PICKUP

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

    1968 GMC K25/K2500 SUBURBAN

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

    1981 GMC K2500 SUBURBAN

    • EngineType: V8
    • SubModel: HIGH SIERRA

    1968 CHEVROLET CHEVELLE

    • Liter: 5.0
    • EngineType: V8
    • SubModel: 300

    1982-1983 CHEVROLET K10 SUBURBAN

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

    1979-1986 CHEVROLET C30 PICKUP

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

    1980 CHEVROLET CAPRICE

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

    1972-1973 CHEVROLET C20 PICKUP

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

    1973 CHEVROLET MALIBU

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

    1969-1973 GMC C25/C2500 PICKUP

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

    1969-1971 CHEVROLET C20 PICKUP

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

    1980 CHEVROLET K20 PICKUP

    • Liter: 5.0
    • EngineType: V8
    • SubModel: CHEYENNE

    1975-1977 GMC C15 SUBURBAN

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

    1977 GMC SPRINT

    • EngineType: V8
    • SubModel: CUSTOM

    1972 CHEVROLET CAMARO

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

    1979-1980 CHEVROLET MALIBU

    • EngineType: V8
    • SubModel: CLASSIC SPORT

    1974-1976 GMC SPRINT

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

    1983-1984 GMC CABALLERO

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

    1982-1986 CHEVROLET C10 SUBURBAN

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

    1977 CHEVROLET MONTE CARLO

    • EngineType: ALL
    • SubModel: S

    1973 CHEVROLET CAMARO

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