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Earl's 29D03B4

Pressure Master Header Replacement Inserts Small Block Chevy/GM



Earl's 29D03B4

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
    Ships 10/10/16
    if Ordered Today
    Made In USA
    Earl's 29D03B4 Pressure Master Header Replacement Inserts Small Block Chevy/GM $23.30

    Earl's 29D03B4 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 Earl's 29D03B4 fit your vehicle?

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

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    • EngineType: V8

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    • Liter: 5.7
    • Aspiration: N
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    • Engine Vin: K
    • CUI: 350
    • EngineType: V8

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    • Liter: 5.7
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    • EngineType: V8

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    • EngineType: V8
    • SubModel: CUSTOM DELUXE

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    • SubModel: SILVERADO

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    • Liter: 5.0
    • EngineType: V8
    • SubModel: HI-CUBE

    1969-1971 CHEVROLET CAPRICE

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

    1975-1976 CHEVROLET CAPRICE

    • Liter: 6.6
    • SubModel: CLASSIC
    • CUI: 400
    • EngineType: V8

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

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    • EngineType: V8
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    • Liter: 5.0
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    • EngineType: V8

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    • EngineType: V8

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

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

    1972-1974 CHEVROLET K30 PICKUP

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

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    • EngineType: V8

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    • SubModel: SPORT

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

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    • Liter: 5.0
    • EngineType: V8
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    • EngineType: V8

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

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

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

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

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

    1986-1988 CHEVROLET CAPRICE

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

    1976-1977 CHEVROLET C30 PICKUP

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