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Complete Transmission Installation Kit

Part # 319-503 Be the first to write a review

GM TKX/TKO Installation kit for 1990-2000 externally balanced 454/502 Big Block Chevrolet Engines

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Complete Transmission Installation Kit

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These Holley Transmission Installation Kits come complete with everything you need to bolt a TKX or TKO transmission to a 1990 thru 2000 454/502 big block Chevrolet engine. Built with a mixture of our best brands including Lakewood, Hays, and Mr. Gasket. They include a roller pilot bearing, bellhousing with dust shield, billet steel flywheel, clutch, and pressure plate, hydraulic release bearing, and all hardware needed to install these components.

Features:

  • Designed for 1990-2000 454/502 Big Block Chevrolet Engines using a TKX or TKO transmission
  • Light weight cast aluminum bellhousing and stamped steel dust cover provides factory-like installation and appearance
  • Billet steel 29 lb, 153 tooth externally balanced flywheel for light weight and strength
  • Roller style pilot bearing offers improved shifting by reducing parasitic drag and transmission wear
  • 26 spline, 10.50-inch clutch disk offers superior clamping force for engines up to 500 hp
  • Adjustable Hydraulic Release Bearing offers reduced pedal effort and easy installation
  • Organic clutch disc features heavy-duty hub spring assembly for increased load capacity
  • Works with OE (original equipment) or MSD High Torque starters
  • All hardware included

About Holley

Holley Performance Brands is the undisputed leader in carburetors, fuel pumps, fuel injection, intake manifolds, fuel injection, and fuel systems.

Bellhousing MaterialAluminum
Brand Holley
CategoryTransmission
Disc Diameter10.5
Disc MaterialOrganic
Disc StyleSpring Hub
Emission Code6
EngineGM Big Block
Engine BalanceExternal
Engine MakeGM
Flywheel BalanceExternal
Flywheel MaterialBillet Steel
Grade TypePerformance
HardwareSteel
Input Shaft Diameter1-1/8 in.
Input Spline26
Part TypeTransmission Installation Kit
Pilot BearingRoller
Pressure Plate StyleDiaphragm
Product TypeInstallation Kit
Release BearingHydraulic
Sub CategoryManual Transmission Components
TransmissionTKO GM
TKX GM
UPC090127132579
Part Number319-503
Instructions - 199r12264.pdf
Designed for externally balanced 454/502 big block Chevy engines with 2-pc rear main seal and a 2.485-inch crank register diameter. GM Crate 502 and 572 engines will require a different flywheel

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