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Earl's 29D04B1 - Earl's Pressure Master Header Seals



Earl's 29D04B1 - Earl's Pressure Master Header Seals

JEGS Part Number: 361-29D04B1

Pressure Master Header Replacement Inserts
  • Big Block Chevy/GM
  • Header Gasket Set 361-29D04B
  • 1.50" x 1.50" Ports
  • $31.80

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    if Ordered Today

    Earl's 29D04B1 - Earl's Pressure Master Header Seals Details

    Big Block Chevy/GM Pressure Master Header Seals

  • Uses Aerospace Technology
  • Reusable/Adaptable
  • Graphite Foil Sealing Inserts
  • Virtually Leak proof
  • Seals Up To 1200 percent Better
  • Superior Torque Retention
  • Longer Lasting Pre-Load
  • 90 percent Break Loose Torque

  • Specifications:

    Port Height (in.)
    1.5
    Port Style
    Square port
    Port Width (in.)
    1.5
    Quantity
    Sold as a set
    Gasket Material
    Graphite foil
    Manufacturer's Part Number:
    29D04B1ERL

    Earl's Pressure Master Header Seals are made of an aerospace-grade graphite foil sealing material applied to an aluminum retainer. They've been manufactured and developed for Earl's by aerospace manufacturer Parker Hannifin Corporation to solve the toughest automotive sealing issues!

    Reusability/Adaptability
  • Graphite foil sealing inserts are replaceable in the aluminum retainer
  • Economical solution to tough sealing problems

    Virtually Leakproof
  • Leak down tests show Earl's Pressure Master seals up to 1200% better under pressure than leading gasket systems

    Superior Torque Retention
  • Torque tests show the fastener pre-load lasts longer with Pressure Master Seals
  • Earl's 90% break loose torque compares to 65% of the nearest competition

  • Does this fit your vehicle?

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    1984-1986 CHEVROLET C20 SUBURBAN

    • Liter: 7.4
    • EngineType: V8
    • SubModel: SCOTTSDALE

    1976 CHEVROLET IMPALA

    • Liter: 7.4
    • EngineType: V8
    • SubModel: CUSTOM LANDAU

    1980 CHEVROLET K20 PICKUP

    • Liter: 7.4
    • Aspiration: N
    • SubModel: CHEYENNE
    • Engine Vin: S
    • CUI: 454
    • EngineType: V8

    1980 CHEVROLET C10 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: CUSTOM DELUXE

    1966-1969 CHEVROLET BEL AIR

    • Liter: 7.0
    • EngineType: V8
    • SubModel: BASE

    1980-1986 CHEVROLET C30 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: SCOTTSDALE

    1976-1978 CHEVROLET BLAZER K5

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1989 CHEVROLET V3500 PICKUP

    • Liter: 7.4
    • SubModel: SCOTTSDALE
    • CUI: 454
    • EngineType: V8

    1982-1986 CHEVROLET C20 SUBURBAN

    • Liter: 7.4
    • EngineType: V8
    • SubModel: SILVERADO

    1987-1988 CHEVROLET R30 PICKUP

    • Liter: 7.4
    • SubModel: SILVERADO
    • CUI: 454
    • EngineType: V8

    1966-1969 CHEVROLET IMPALA

    • Liter: 7.0
    • EngineType: V8
    • SubModel: BASE

    1972 CHEVROLET CHEVELLE

    • Liter: 6.6
    • EngineType: V8
    • SubModel: MALIBU

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    • EngineType: V8
    • SubModel: CONCOURS ESTATE

    1972 CHEVROLET KINGSWOOD

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1973 CHEVROLET CAPRICE

    • Liter: 7.4
    • Aspiration: N
    • SubModel: CLASSIC
    • Engine Vin: Y
    • CUI: 454
    • EngineType: V8

    1971-1974 CHEVROLET EL CAMINO

    • Liter: 7.4
    • EngineType: V8
    • SubModel: SS

    1970-1972 CHEVROLET EL CAMINO

    • Liter: 6.6
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    • SubModel: BASE

    1968-1969 CHEVROLET CHEVELLE

    • Liter: 6.5
    • EngineType: V8
    • SubModel: CONCOURS

    1989 CHEVROLET R3500 PICKUP

    • Liter: 7.4
    • SubModel: CHEYENNE
    • CUI: 454
    • EngineType: V8

    1968-1969 CHEVROLET C30 PICKUP

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    • EngineType: V8
    • SubModel: BASE

    1972 CHEVROLET CHEVELLE

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1971-1972 CHEVROLET BISCAYNE

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1980-1986 CHEVROLET K30 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: SILVERADO

    1973-1982 CHEVROLET C30 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

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    • SubModel: BASE

    1980 CHEVROLET C30 PICKUP

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    • EngineType: V8
    • SubModel: CUSTOM DELUXE

    1980 CHEVROLET K10 PICKUP

    • Liter: 7.4
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    • SubModel: BASE
    • Engine Vin: S
    • CUI: 454
    • EngineType: V8

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    • EngineType: V8
    • SubModel: CLASSIC SPORT

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    • EngineType: V8
    • SubModel: BASE

    1981-1986 CHEVROLET C30 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: CUSTOM

    1971-1972 CHEVROLET KINGSWOOD

    • Liter: 6.6
    • EngineType: V8
    • SubModel: ESTATE

    1972 CHEVROLET TOWNSMAN

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1966-1967 CHEVROLET EL CAMINO

    • Liter: 6.5
    • EngineType: V8
    • SubModel: BASE

    1969 CHEVROLET EL CAMINO

    • Liter: 6.5
    • EngineType: V8
    • SubModel: CUSTOM

    1972 CHEVROLET CHEVELLE

    • Liter: 6.6
    • EngineType: V8
    • SubModel: NOMAD

    1973-1974 CHEVROLET K30 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1985 CHEVROLET K30 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1969-1970 CHEVROLET EL CAMINO

    • EngineType: ALL
    • SubModel: SS

    1989 CHEVROLET V3500 PICKUP

    • Liter: 7.4
    • SubModel: CHEYENNE
    • CUI: 454
    • EngineType: V8

    1970 CHEVROLET TOWNSMAN

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1989 CHEVROLET R3500 PICKUP

    • Liter: 7.4
    • SubModel: SCOTTSDALE
    • CUI: 454
    • EngineType: V8

    1971-1972 CHEVROLET IMPALA

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1980-1982 CHEVROLET K30 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1963 CHEVROLET IMPALA

    • Liter: 7.0
    • EngineType: V8
    • SubModel: BASE

    1976 CHEVROLET IMPALA

    • Liter: 7.4
    • EngineType: V8
    • SubModel: S

    1980-1981 CHEVROLET C10 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: SCOTTSDALE

    1980 CHEVROLET K20 PICKUP

    • Liter: 7.4
    • Aspiration: N
    • SubModel: SILVERADO
    • Engine Vin: S
    • CUI: 454
    • EngineType: V8

    1973 CHEVROLET CAPRICE

    • Liter: 7.4
    • EngineType: V8
    • SubModel: ESTATE

    1970-1972 CHEVROLET C10 SUBURBAN

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1976 CHEVROLET CAPRICE

    • Liter: 7.4
    • EngineType: V8
    • SubModel: CLASSIC ESTATE

    1985 CHEVROLET C20 SUBURBAN

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1968-1969 CHEVROLET CHEVELLE

    • Liter: 6.5
    • EngineType: V8
    • SubModel: NOMAD

    1969 CHEVROLET CHEVELLE

    • Liter: 6.5
    • EngineType: V8
    • SubModel: GREENBRIER

    1987-1988 CHEVROLET V30 PICKUP

    • Liter: 7.4
    • SubModel: SCOTTSDALE
    • CUI: 454
    • EngineType: V8

    1980-1986 CHEVROLET C20 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: SILVERADO

    1970 CHEVROLET CHEVELLE

    • Liter: 6.6
    • EngineType: V8
    • SubModel: GREENBRIER

    1973-1974 CHEVROLET MALIBU

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1981 CHEVROLET K30 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: DELUXE

    1970-1972 CHEVROLET CAPRICE

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1979 CHEVROLET K10 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1965-1969 CHEVROLET BISCAYNE

    • Liter: 6.5
    • EngineType: V8
    • SubModel: BASE

    1971-1972 CHEVROLET BISCAYNE

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1967 CHEVROLET CAMARO

    • Liter: 6.5
    • EngineType: V8
    • SubModel: RS

    1965-1967 CHEVROLET IMPALA

    • Liter: 6.5
    • EngineType: V8
    • SubModel: SS

    1987-1988 CHEVROLET V30 PICKUP

    • Liter: 7.4
    • SubModel: SILVERADO
    • CUI: 454
    • EngineType: V8

    1976-1978 CHEVROLET K20 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1989 CHEVROLET V3500 PICKUP

    • Liter: 7.4
    • SubModel: SILVERADO
    • CUI: 454
    • EngineType: V8

    1973-1974 CHEVROLET K20 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1970-1971 CHEVROLET CAMARO

    • Liter: 6.6
    • EngineType: V8
    • SubModel: SS

    1980 CHEVROLET K10 PICKUP

    • Liter: 7.4
    • Aspiration: N
    • SubModel: SILVERADO
    • Engine Vin: S
    • CUI: 454
    • EngineType: V8

    1967-1969 CHEVROLET CAMARO

    • Liter: 6.5
    • EngineType: V8
    • SubModel: SS

    1985 CHEVROLET C30 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1973-1974 CHEVROLET G20 VAN

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1968 CHEVROLET CHEVY II

    • Liter: 6.5
    • EngineType: V8
    • SubModel: NOVA

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    • Liter: 6.5
    • EngineType: V8
    • SubModel: SS

    1970 CHEVROLET MONTE CARLO

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1980-1986 CHEVROLET K30 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: SCOTTSDALE

    1974 CHEVROLET K10 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1966-1969 CHEVROLET BISCAYNE

    • Liter: 7.0
    • EngineType: V8
    • SubModel: BASE

    1968-1969 CHEVROLET CHEVELLE

    • Liter: 6.5
    • EngineType: V8
    • SubModel: 300 DELUXE

    1969 CHEVROLET EL CAMINO

    • Liter: 6.5
    • EngineType: V8
    • SubModel: BASE

    1966-1969 CHEVROLET CORVETTE

    • Liter: 7.0
    • EngineType: V8
    • SubModel: BASE

    1963 CHEVROLET BEL AIR

    • Liter: 7.0
    • EngineType: V8
    • SubModel: BASE

    1971-1972 CHEVROLET EL CAMINO

    • Liter: 6.6
    • EngineType: V8
    • SubModel: SS

    1976 CHEVROLET K10 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1973 CHEVROLET CHEVELLE

    • Liter: 7.4
    • EngineType: V8
    • SubModel: DELUXE

    1973 CHEVROLET CAPRICE

    • CC: 7441
    • Liter: 7.4
    • Aspiration: N
    • SubModel: CLASSIC
    • Engine Vin: Y
    • CUI: 454
    • EngineType: V8

    1970-1972 CHEVROLET C20 SUBURBAN

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1989 CHEVROLET R3500 PICKUP

    • Liter: 7.4
    • SubModel: SILVERADO
    • CUI: 454
    • EngineType: V8

    1973-1982 CHEVROLET C20 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1970-1975 CHEVROLET BEL AIR

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1980-1981 CHEVROLET C30 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: CHEYENNE

    1978-1980 CHEVROLET C10 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BIG TEN

    1973-1975 CHEVROLET LAGUNA

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1980 CHEVROLET C20 SUBURBAN

    • Liter: 7.4
    • EngineType: V8
    • SubModel: SILVERADO

    1981-1986 CHEVROLET K30 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: CUSTOM

    1968 CHEVROLET CHEVELLE

    • Liter: 6.5
    • EngineType: V8
    • SubModel: 300

    1980-1986 CHEVROLET C20 PICKUP

    • Liter: 7.4
    • EngineType: V8
    • SubModel: SCOTTSDALE

    1970-1974 CHEVROLET CORVETTE

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1966-1969 CHEVROLET CAPRICE

    • Liter: 7.0
    • EngineType: V8
    • SubModel: BASE
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