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Earl's 29D03B4 - Earl's Pressure Master Header Seals



Earl's 29D03B4 - Earl's Pressure Master Header Seals

JEGS Part Number: 361-29D03B4

Pressure Master Header Replacement Inserts
  • Small Block Chevy/GM
  • Header Gasket Set 361-29DB3B
  • 1.36" x 1.36" Ports
  • $23.30

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    Earl's 29D03B4 - Earl's Pressure Master Header Seals Details

    Small 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.)
    1.36
    Port Style
    Square port
    Port Width (in.)
    1.36
    Quantity
    Sold as a set
    Gasket Material
    Graphite foil
    Manufacturer's Part Number:
    29D03B4ERL

    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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    1988-1992 CHEVROLET C1500 PICKUP

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

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    • EngineType: V8

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

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    • Liter: 5.7
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    • EngineType: V8

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

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    • Liter: 5.7
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    • EngineType: V8

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    • EngineType: V8
    • SubModel: BASE

    1961-1965 CHEVROLET C30 PICKUP

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

    1987 CHEVROLET V10 PICKUP

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

    1969-1971 CHEVROLET C10 PICKUP

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

    1980 CHEVROLET K10 PICKUP

    • Liter: 6.6
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: X
    • CUI: 400
    • EngineType: V8

    1970-1972 CHEVROLET G30 VAN

    • EngineType: V8
    • SubModel: BASE

    1968 CHEVROLET C10 SUBURBAN

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

    1968 CHEVROLET K20 PICKUP

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

    1973 CHEVROLET BEL AIR

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

    1987 CHEVROLET V10 PICKUP

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

    1981 CHEVROLET K10 PICKUP

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

    1982-1986 CHEVROLET C10 PICKUP

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

    1977-1982 CHEVROLET C20 PICKUP

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

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

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

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

    1976-1980 CHEVROLET C10 PICKUP

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

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    • SubModel: RS

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

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

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

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

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    • EngineType: V8
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    • EngineType: V8
    • SubModel: SCOTTSDALE

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

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

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    • Liter: 5.4
    • EngineType: V8
    • SubModel: MALIBU

    1994-1995 CHEVROLET C2500 PICKUP

    • Liter: 5.0
    • EngineType: V8
    • SubModel: WT

    1973 CHEVROLET CAPRICE

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