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399473 SFI-Approved Flexplate | Big Block Chevy 454 Mark IV 2-Piece Rear Main |
InfoVehicle Info Needed
TCIPART NUMBER: 890-399473

399473 SFI-Approved Flexplate | Big Block Chevy 454 Mark IV 2-Piece Rear Main |

$14795
ShippingShips on Sep 07, 2026
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$6896
Heavy-Duty SFI Flexplate for 1970-1990 Big Block Chevy 454 Mark IV

555-601075

Heavy-Duty SFI Flexplate for 1970-1990 Big Block Chevy 454 Mark IV

$7899

Chevrolet SFI 29.1 Approved Flexplates
    SFI-Approved Flexplate
  • Big Block Chevy 454 Mark IV 2-Piece Rear Main
  • Dual Bolt Pattern
  • External Balance
  • 168-Tooth


    Dual Bolt Pattern: LS Bolt Pattern (11.1") and GM Small Bolt Pattern (10-3/4")
Part TypeFlexplate
BrandTCI
Package Height1.1
Package Width14.4
Package Length14.6
Weight7.25 PG
Part CategoryPerformance Parts
Ring Gear Tooth Quantity168-tooth
Flexplate MaterialSteel
Rear Main Seal Style2-piece
QuantitySold individually
Part FitmentSemi Universal
Safety RatingSFI 29.1
Engine BalanceExternal
Vendor Part Number399473
Package Qty1
Package TypeEA
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