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Performance Oil Pan Gasket for 1959-1980 Chrysler 361-440 Big Block [0.062 in., One Piece]
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MR GASKETPART NUMBER: 720-397

Performance Oil Pan Gasket for 1959-1980 Chrysler 361-440 Big Block [0.062 in., One Piece]

$5195
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Chrysler
Performance Oil Pan Gasket
  • 1959-1980 Chrysler 361-440 Big Block B/RB and Hemi
  • One Piece Design
  • Suits Two Piece Rear Main Seal Engines
  • 0.062 in. Thick
  • High-Density Cork and Rubber Blend

    A big block Mopar oil pan rail is long, and a multi-piece gasket gives it four extra places to weep. A one piece cork and rubber blend seals the whole run in a single part, and the high density material takes the clamp load without squeezing out from under the rail.

    Mr. Gasket 397 Performance Oil Pan Gasket Features:

    • Fits 1959-1980 Chrysler 361-440 Big Block B/RB and Gen II Hemi engines.
    • One piece oil pan gasket design.
    • Suits engines with a two piece rear main seal.
    • 0.062 in. thick.
    • Manufactured from a high-density cork and rubber blend gasket material.
    • For original equipment replacement and high performance street use.
  • Using quality materials with excellent sealing properties, choose from three durable gasket types: Performance (cork/rubber or composite), Ultra-Seal (cellulose/nitrile), and Molded Rubber (silicone/rubber). All oil pan gaskets are sold individually.

    Performance Gaskets

    • Manufactured from a high-density cork/rubber blend or composite material
    • For OE replacement and high-performance street
    • Molded rubber front/rear seals when applicable
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    Ultra-Seal Gaskets

    • Manufactured from a cellulose/nitrile composite
    • For OE replacement, high-performance street, drag race, and oval track
    • Designed for engines that create excessive vacuum/pressure in the oil pan caused by crankcase evacuation & dry sump oil systems
    • Superior tensile strength and blow-out resistance
    • Molded rubber front/rear seals when applicable

    Molded Rubber Gaskets

    • Manufactured from a high-temperature silicone/rubber blend
    • For OE replacement, high-performance street, drag race, and oval track
    • One-piece construction eliminates potential oil leak paths
    • Torque limiters prevent over-torque of fasteners and gasket splitting
    • Washable & reusable

    Molded Rubber Gaskets with Windage Tray

    • Manufactured from a high-temperature silicone/rubber blend
    • Combination Windage Tray & Oil Pan Gasket
    • One-piece construction eliminates potential oil leak paths
    • Torque limiters prevent over-torque of fasteners and gasket splitting
    • Washable & reusable
    Part TypeOil Pan Gasket
    Product LineMr. Gasket Oil Pan Gaskets
    BrandMR GASKET
    Package Height0.12
    Package Width11.5
    Package Length24.25
    Weight0.5 PG
    Part CategoryReplacement Parts
    One-Piece GasketYes
    Rear Main Seal Style2-piece
    Gasket MaterialCork/Rubber
    Part FitmentDirect Fit
    One Piece GasketYes
    Vendor Part Number397
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

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