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RHS 12041-02 - RHS Pro Action Aluminum Small Block Chevy Cylinder Heads



RHS 12041-02 - RHS Pro Action Aluminum Small Block Chevy Cylinder Heads
Representative Image
Product images may differ from actual product appearance.

Part Number: 784-12041-02

Pro Action 23° Aluminum Cylinder Head
  • Combustion Chambers: 72cc
  • Straight plug
  • $767.99
    Ships 09/07/16
    if Ordered Today
    Made In USA
    FREE Shipping

    RHS 12041-02 - RHS Pro Action Aluminum Small Block Chevy Cylinder Heads Details

    23° Aluminum Cylinder Heads for Aggressive Flat Tappet/Hydraulic Roller Cams

  • Intake Ports: 180cc
  • Valves: 2.020" Int/1.600" Exh
  • Single Valve Springs: 1.460" (.560" max lift)
  • Assembled

  • Clean Cast Technology
  • For Hardcore Street/Race/Marine Performance
  • Enhanced Features; Superior Quality
  • Proven To Out-Perform The Competition

  • Specifications:

    Engine Make/Size
    Chevy Small Block (262-400)
    Type
    Complete
    Emission
    Non-Emissions
    Usage
    Street/Performance
    Cylinder Head Type
    Standard
    Preparation
    Bolt On (Not Required)
    Finish
    Cast Aluminum
    Manufacturer's Part Number:
    12041-02

    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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    1981 CHEVROLET K20 PICKUP

    • EngineType: V8
    • SubModel: SILVERADO

    1982 GMC K1500 PICKUP

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

    1975 CHEVROLET LAGUNA

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

    1980 CHEVROLET MONTE CARLO

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

    1979 CHEVROLET C30 PICKUP

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

    1981 CHEVROLET K30 PICKUP

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

    1981 GMC K2500 PICKUP

    • EngineType: V8
    • SubModel: SIERRA GRANDE

    1973 GMC C1500 PICKUP

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

    1967 GMC C25/C2500 SUBURBAN

    • EngineType: V8
    • SubModel: BASE

    1977-1978 CHEVROLET CAMARO

    • EngineType: V8
    • SubModel: LT RALLY SPORT

    1981-1982 GMC G35/G3500 VAN

    • EngineType: ALL
    • SubModel: MAGNAVAN

    1984-1986 CHEVROLET K10 SUBURBAN

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

    1969-1971 CHEVROLET K10 SUBURBAN

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

    1968 CHEVROLET CAPRICE

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

    1979-1981 CHEVROLET C30 PICKUP

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

    1985-1986 CHEVROLET K20 SUBURBAN

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

    1969-1970 CHEVROLET KINGSWOOD

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

    1979-1986 CHEVROLET C20 PICKUP

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

    1977 CHEVROLET MALIBU

    • EngineType: V8
    • SubModel: CLASSIC SPORT

    1967 CHEVROLET K20 PICKUP

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

    1981-1986 CHEVROLET C20 SUBURBAN

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

    1985-1986 CHEVROLET MONTE CARLO

    • Liter: 5.0
    • SubModel: SS
    • CUI: 305
    • EngineType: V8

    1975-1980 CHEVROLET G30 VAN

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

    1980-1981 CHEVROLET MALIBU

    • EngineType: V8
    • SubModel: CLASSIC LANDAU

    1977-1980 CHEVROLET G20 VAN

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

    1966 CHEVROLET K10 PICKUP

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

    1979-1980 CHEVROLET C10 SUBURBAN

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

    1981-1982 CHEVROLET CAPRICE

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

    1974 CHEVROLET MALIBU

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

    1978 CHEVROLET NOVA

    • EngineType: V8
    • SubModel: POLICE

    1980 CHEVROLET IMPALA

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

    1979 CHEVROLET BLAZER K5

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

    1981 CHEVROLET K20 PICKUP

    • EngineType: V8
    • SubModel: CUSTOM

    1972-1973 CHEVROLET K20 SUBURBAN

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

    1975-1976 CHEVROLET IMPALA

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

    1969-1970 CHEVROLET IMPALA

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

    1977-1980 GMC C1500 PICKUP

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

    1977 CHEVROLET CORVETTE

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

    1986 CHEVROLET CAPRICE

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

    1972 CHEVROLET CHEVELLE

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

    1980 CHEVROLET IMPALA

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

    1974 CHEVROLET CAPRICE

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

    1983-1984 CHEVROLET G20 VAN

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

    1981-1982 GMC G35/G3500 VAN

    • EngineType: ALL
    • SubModel: RALLY

    1977-1978 CHEVROLET CAPRICE

    • EngineType: V8
    • SubModel: CLASSIC

    1972 CHEVROLET CAPRICE

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

    1967-1968 CHEVROLET C10 PICKUP

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

    1972 CHEVROLET C10 PICKUP

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

    1969-1971 CHEVROLET CHEVELLE

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

    1983-1984 CHEVROLET G30 VAN

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

    1979-1980 CHEVROLET C20 SUBURBAN

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

    1968 GMC C25/C2500 PICKUP

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

    1968 CHEVROLET C20 SUBURBAN

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

    1980 GMC C2500 SUBURBAN

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

    1982-1986 CHEVROLET C10 SUBURBAN

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

    1982 CHEVROLET MALIBU

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

    1966 CHEVROLET C20 PICKUP

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

    1979 CHEVROLET K10 SUBURBAN

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

    1979 CHEVROLET C30 PICKUP

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

    1972 CHEVROLET EL CAMINO

    • Liter: 5.7
    • Aspiration: N
    • SubModel: SS
    • Engine Vin: H
    • CUI: 350
    • EngineType: V8

    1961-1966 CHEVROLET K20 PICKUP

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

    1968 CHEVROLET C10 SUBURBAN

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

    1972 CHEVROLET KINGSWOOD

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

    1981 GMC K2500 SUBURBAN

    • EngineType: V8
    • SubModel: BASE

    1968 GMC K25/K2500 PICKUP

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

    1982 GMC K2500 SUBURBAN

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

    1979-1980 CHEVROLET C20 PICKUP

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

    1979-1986 CHEVROLET C30 PICKUP

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

    1985-1986 CHEVROLET K20 PICKUP

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

    1973 CHEVROLET CAPRICE

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

    1979 CHEVROLET MALIBU

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

    1979 CHEVROLET K10 PICKUP

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

    1979-1980 CHEVROLET MALIBU

    • EngineType: V8
    • SubModel: CLASSIC ESTATE

    1979-1980 GMC K1500 SUBURBAN

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

    1983-1986 CHEVROLET G30 VAN

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

    1967 GMC K25/K2500 PICKUP

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

    1972-1974 CHEVROLET K30 PICKUP

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

    1969-1971 CHEVROLET C10 PICKUP

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

    1976 CHEVROLET NOVA

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

    1976 CHEVROLET G10 VAN

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

    1968 CHEVROLET K20 PICKUP

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

    1982 CHEVROLET K10 SUBURBAN

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

    1979-1982 GMC C1500 PICKUP

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

    1979-1986 GMC C1500 SUBURBAN

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

    1982 GMC K1500 SUBURBAN

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

    1969-1971 CHEVROLET BISCAYNE

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

    1968 CHEVROLET C20 SUBURBAN

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

    1984-1986 CHEVROLET G20 VAN

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

    1968 CHEVROLET C30 PICKUP

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

    1969-1971 CHEVROLET K20 PICKUP

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

    1968 GMC C35/C3500 PICKUP

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

    1982 GMC JIMMY

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

    1972-1973 CHEVROLET C20 SUBURBAN

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

    1979 CHEVROLET CAPRICE

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

    1964-1967 CHEVROLET MALIBU

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

    1972 GMC C1500 PICKUP

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

    1983-1984 GMC CABALLERO

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

    1973 CHEVROLET NOVA

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

    1981 CHEVROLET K20 PICKUP

    • EngineType: V8
    • SubModel: DELUXE

    1979-1980 CHEVROLET MALIBU

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