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Earl's 29D03B1

Pressure Master Header Replacement Inserts Small Block Chevy/GM



Earl's 29D03B1

Part Number: 361-29D03B1

Pressure Master Header Replacement Inserts
  • Small Block Chevy/GM
  • For Header Gasket Set 361-29D03B
  • 1.50'' x 1.50'' Ports
  • $23.30
    Ships
    Made In USA
    Earl's 29D03B1 Pressure Master Header Replacement Inserts Small Block Chevy/GM $23.30

    Earl's 29D03B1 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
  • For Header Gasket Set 361-29D03B

  • 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:
    29D03B1ERL

    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 29D03B1 fit your vehicle?

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    1976 CHEVROLET MONZA

    • Liter: 5.0
    • EngineType: V8
    • SubModel: 2+2 SPYDER

    1977-1978 CHEVROLET CAPRICE

    • EngineType: V8
    • SubModel: CLASSIC

    1977-1981 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: Z28

    1975-1976 CHEVROLET CAPRICE

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

    1968-1972 CHEVROLET CHEVELLE

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

    1978 CHEVROLET MONTE CARLO

    • EngineType: V8
    • SubModel: SPORT

    1968-1969 CHEVROLET G20 VAN

    • EngineType: V8
    • SubModel: BASE

    1987-1988 CHEVROLET R10 SUBURBAN

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

    1975-1986 CHEVROLET C20 PICKUP

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

    1968-1972 CHEVROLET CHEVELLE

    • Liter: 5.0
    • EngineType: V8
    • SubModel: NOMAD

    1967 CHEVROLET C20 PICKUP

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

    1979-1980 CHEVROLET K10 PICKUP

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

    1979 CHEVROLET CAPRICE

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

    1983-1995 CHEVROLET G30 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: HI-CUBE

    1969-1971 CHEVROLET CORVETTE

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

    1981 CHEVROLET K10 SUBURBAN

    • EngineType: ALL
    • SubModel: CUSTOM

    1991 CHEVROLET C2500 PICKUP

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

    1970-1971 CHEVROLET MONTE CARLO

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

    1956-1957 CHEVROLET CORVETTE

    • EngineType: ALL
    • SubModel: ALL

    1972 CHEVROLET C20 SUBURBAN

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

    1962-1969 CHEVROLET BEL AIR

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

    1981 CHEVROLET K10 PICKUP

    • EngineType: V8
    • SubModel: DELUXE

    1969-1971 CHEVROLET C20 PICKUP

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

    1970-1971 CHEVROLET EL CAMINO

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

    1969-1971 CHEVROLET K30 PICKUP

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

    1973 CHEVROLET EL CAMINO

    • CC: 5031
    • Liter: 5.0
    • SubModel: CUSTOM
    • CUI: 307
    • EngineType: V8

    1968-1969 CHEVROLET EL CAMINO

    • CC: 5031
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8

    1980 CHEVROLET K20 PICKUP

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

    1973 CHEVROLET CAPRICE

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

    1987-1988 CHEVROLET V10 SUBURBAN

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

    1987 CHEVROLET R10 PICKUP

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

    1967-1968 CHEVROLET C10 PICKUP

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

    1993 CHEVROLET CAPRICE

    • EngineType: ALL
    • SubModel: CLASSIC LS

    1979 CHEVROLET MALIBU

    • Liter: 5.7
    • EngineType: V8
    • SubModel: LANDAU

    1983-1984 CHEVROLET G20 VAN

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

    1973 CHEVROLET LAGUNA

    • CC: 5737
    • Liter: 5.7
    • SubModel: ESTATE
    • EngineType: V8

    1973 CHEVROLET CHEVELLE

    • CC: 5736
    • Liter: 5.7
    • Aspiration: N
    • SubModel: DELUXE
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8

    1968 CHEVROLET K30 PICKUP

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

    1973 CHEVROLET MONTE CARLO

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

    1977 CHEVROLET K30 PICKUP

    • Liter: 6.6
    • EngineType: V8
    • SubModel: SCOTTSDALE

    1979-1980 CHEVROLET MALIBU

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

    1959-1967 CHEVROLET BISCAYNE

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

    1969 CHEVROLET EL CAMINO

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

    1976 CHEVROLET C20 SUBURBAN

    • EngineType: ALL
    • SubModel: BASE

    1973 CHEVROLET CAMARO

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

    1970 CHEVROLET IMPALA

    • CC: 6588
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 402
    • EngineType: V8

    1983-1995 CHEVROLET G30 VAN

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

    1986 CHEVROLET CAPRICE

    • EngineType: V8
    • SubModel: CLASSIC BROUGHAM

    1980 CHEVROLET K30 PICKUP

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

    1975 CHEVROLET CORVETTE

    • Liter: 5.7
    • Aspiration: N
    • SubModel: STINGRAY
    • Engine Vin: T
    • CUI: 350
    • EngineType: V8

    1989-1990 CHEVROLET CAPRICE

    • EngineType: ALL
    • SubModel: CLASSIC LS BROUGHAM

    1970-1972 CHEVROLET G30 VAN

    • EngineType: V8
    • SubModel: BASE

    1959 CHEVROLET IMPALA

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

    1985-1986 CHEVROLET K10 SUBURBAN

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

    1974 CHEVROLET IMPALA

    • CC: 5736
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8

    1975-1976 CHEVROLET MALIBU

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

    1969-1971 CHEVROLET K10 SUBURBAN

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

    1974 CHEVROLET G10 VAN

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

    1974 CHEVROLET NOVA

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

    1972-1974 CHEVROLET K20 PICKUP

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

    1975-1977 CHEVROLET C10 SUBURBAN

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

    1987 CHEVROLET R10 PICKUP

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

    1973 CHEVROLET MALIBU

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

    1971-1972 CHEVROLET KINGSWOOD

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

    1994-1995 CHEVROLET K3500 PICKUP

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

    1975-1980 CHEVROLET K10 SUBURBAN

    • EngineType: V8
    • SubModel: CUSTOM DELUXE

    1973 CHEVROLET BEL AIR

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

    1981-1984 CHEVROLET G10 VAN

    • EngineType: V8
    • SubModel: BONAVENTURE

    1968 CHEVROLET CAPRICE

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

    1977 CHEVROLET MONZA

    • EngineType: V8
    • SubModel: TOWNE COUPE SPORT

    1974 CHEVROLET MALIBU

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

    1974 CHEVROLET MALIBU

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

    1972 CHEVROLET CAPRICE

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

    1990-1995 CHEVROLET K1500 PICKUP

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

    1972 CHEVROLET IMPALA

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

    1977-1979 CHEVROLET G30 VAN

    • EngineType: V8
    • SubModel: CHEVY VAN

    1981 CHEVROLET C10 SUBURBAN

    • EngineType: ALL
    • SubModel: DELUXE

    1995 CHEVROLET TAHOE

    • Liter: 5.7
    • EngineType: V8
    • SubModel: LT

    1977 CHEVROLET CORVETTE

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

    1966 CHEVROLET C10 PICKUP

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

    1988 CHEVROLET R30 PICKUP

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

    1980 CHEVROLET K20 PICKUP

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

    1966 CHEVROLET C20 PICKUP

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

    1976 CHEVROLET NOVA

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

    1968 CHEVROLET CHEVELLE

    • Liter: 5.3
    • EngineType: V8
    • SubModel: NOMAD

    1990 CHEVROLET CORVETTE

    • EngineType: ALL
    • SubModel: BASE

    1974 CHEVROLET BLAZER

    • CC: 5737
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1994-1995 CHEVROLET C2500 PICKUP

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

    1983-1984 CHEVROLET G30 VAN

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

    1985-1987 CHEVROLET EL CAMINO

    • EngineType: V8
    • SubModel: BASE

    1970-1972 CHEVROLET CHEVELLE

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

    1985 CHEVROLET G30 VAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: CHEVY VAN

    1970-1971 CHEVROLET TOWNSMAN

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

    1981 CHEVROLET K20 PICKUP

    • EngineType: V8
    • SubModel: CUSTOM

    1983-1995 CHEVROLET G20 VAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BEAUVILLE

    1981-1986 CHEVROLET C20 SUBURBAN

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

    1970-1971 CHEVROLET BISCAYNE

    • CC: 6555
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8

    1987-1988 CHEVROLET R30 PICKUP

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

    1971 CHEVROLET BLAZER

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

    1972 CHEVROLET C10 PICKUP

    • CC: 5736
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8
    29D03B1 - Earl's Pressure Master Header Seals is rated 5.0 out of 5 by 1.
    • 2016-09-29T08:21CST
    • bvseo_cps, prod_bvrr, vn_cps_3.4.0
    • cp_1, bvpage1
    • co_hasreviews, tv_0, tr_1
    • loc_en_US, sid_10001_10001_187492, PRD, sort_relevancy
    • clientName_jegs
    Rated 5 out of 5 by from Header Seals I used these seals before and after trying two other brands , they are the only thing that would not leak. Excellant product.
    Date published: 2016-04-13
    • 2016-09-29T08:21CST
    • bvseo_cps, prod_bvrr, vn_cps_3.4.0
    • cp_1, bvpage1
    • co_hasreviews, tv_0, tr_1
    • loc_en_US, sid_10001_10001_187492, PRD, sort_relevancy
    • clientName_jegs
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