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Earl's 29D03B5 - Earl's Pressure Master Header Seals



Earl's 29D03B5 - Earl's Pressure Master Header Seals

Part Number: 361-29D03B5

Pressure Master Header Replacement Inserts
  • Small Block Chevy/GM
  • Header Gasket Set 361-29DC3B
  • 1.59" Round Ports
  • $23.30

    Ships
    from Manufacturer
    Made In USA

    Earl's 29D03B5 - 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.)
    1.59
    Port Style
    Round port
    Port Width (in.)
    1.59
    Quantity
    Sold as a set
    Gasket Material
    Graphite foil
    Manufacturer's Part Number:
    29D03B5ERL

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

    1979-1980 CHEVROLET C20 PICKUP

    • Liter: 6.6
    • EngineType: V8
    • SubModel: SILVERADO

    1976 CHEVROLET K10 PICKUP

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

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    • EngineType: V8
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    • EngineType: V8
    • SubModel: BASE

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    • EngineType: V8
    • SubModel: BASE

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    • EngineType: V8

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    • EngineType: V8
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    • EngineType: V8

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    • EngineType: V8
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    • EngineType: V8
    • SubModel: CUSTOM

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

    1970 CHEVROLET BLAZER

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

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    • SubModel: CHEVY VAN

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

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    • CC: 5736
    • Liter: 5.7
    • SubModel: CONCOURS ESTATE
    • CUI: 350
    • EngineType: V8

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

    1987 CHEVROLET V20 PICKUP

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

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    • Liter: 6.6
    • EngineType: V8
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    1981-1986 CHEVROLET C30 PICKUP

    • Liter: 5.7
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    • Liter: 5.7
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    • Engine Vin: L
    • CUI: 350
    • EngineType: V8

    1981 CHEVROLET K20 PICKUP

    • EngineType: V8
    • SubModel: SCOTTSDALE

    1968 CHEVROLET BEL AIR

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

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    • EngineType: V8

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    • Liter: 5.7
    • SubModel: CHEVY VAN
    • CUI: 350
    • EngineType: V8

    1971 CHEVROLET MONTE CARLO

    • CC: 6588
    • Liter: 6.6
    • SubModel: BASE
    • EngineType: V8

    1974 CHEVROLET LAGUNA

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

    1986-1988 CHEVROLET CAPRICE

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

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

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

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    • EngineType: V8
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    • Liter: 5.0
    • EngineType: V8
    • SubModel: LANDAU

    1966 CHEVROLET C30 PICKUP

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

    1967 CHEVROLET C20 PICKUP

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

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

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

    1979-1986 CHEVROLET C10 PICKUP

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