Big Block Chevy – Magnum

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  • Big Block Chevy - Magnum-image

  • Big Block Chevy - Magnum

  • Big Block Chevy - Magnum main image

  • Big Block Chevy - Magnum

    Standard Features Average weight for a 4.500" stroke, balanced to 2350g. bob weight = 69 lbs.

    • Stroke Range of 3.500 in. to 5.750 in.
    • Gun drilled mains, with 8 full counterweights
    • All rod journals lightened
    • Dual post keyways (additional available)
    • Heat Treatment = Ultra Case Deep Nitride
    • Enhanced rod oiling through the use of main bearing oil hole lead-ins
    • One and two piece seal type flanges or star flange
    • Custom flange bolt, dowel and post drilling available
  • Below is only a partial listing of part numbers. Please call for additional part number information and availability. 419-435-2711
    Stroke Main Pins  Cammed for rod length Part #
    4.000 2.750 2.200 6.385 BBO-42B-MG
    4.250 2.750 2.200 6.385 BBP-42B-MG
    4.375 2.750 2.200 6.535 BBB-42B-MG
    4.500 2.750 2.200 6.700 BBQ-42B-MG
    4.750 2.750 2.200 6.700 BBS-42B-MG
    4.625 2.750 2.200 6.700 BBR-42B-MG
  • « Back to Catalog
  • Big Block Chevy - Magnum-image

  • Big Block Chevy - Magnum

  • Big Block Chevy - Magnum main image

  • Big Block Chevy - Magnum

    Standard Features Average weight for a 4.500" stroke, balanced to 2350g. bob weight = 69 lbs.

    • Stroke Range of 3.500 in. to 5.750 in.
    • Gun drilled mains, with 8 full counterweights
    • All rod journals lightened
    • Dual post keyways (additional available)
    • Heat Treatment = Ultra Case Deep Nitride
    • Enhanced rod oiling through the use of main bearing oil hole lead-ins
    • One and two piece seal type flanges or star flange
    • Custom flange bolt, dowel and post drilling available
  • Below is only a partial listing of part numbers. Please call for additional part number information and availability. 419-435-2711
    Stroke Main Pins  Cammed for rod length Part #
    4.000 2.750 2.200 6.385 BBO-42B-MG
    4.250 2.750 2.200 6.385 BBP-42B-MG
    4.375 2.750 2.200 6.535 BBB-42B-MG
    4.500 2.750 2.200 6.700 BBQ-42B-MG
    4.750 2.750 2.200 6.700 BBS-42B-MG
    4.625 2.750 2.200 6.700 BBR-42B-MG

Sales: 419.435.2711

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