SKU: 81379850760

Complete Transmission Install kit - 6-Bolt LS Engine to T-56 / Magnum 319-510

Sale price$697.48 Regular price$774.98
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Ships within 48 hours · Estimated delivery Jul 13 - Jul 18

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Description

Complete Transmission Install kit - 6-Bolt LS Engine to T-56 / Magnum 319-510Everything you need to connect a 6 Bolt LS Engine to a Tremec T 56 or Magnum Transmission These Holley Transmission Installation Kits come complete with everything you need to bolt a GM style Tremec T 56 or Magnum transmission to almost any Gen III or Gen IV Small Block Chevrolet Engines with a 6 bolt flywheel. Built with a mixture of our best brands including Lakewood and Hays, this kit includes a bellhousing, billet steel flywheel, clutch and

Everything you need to connect a 6-Bolt LS Engine to a Tremec T-56 or Magnum Transmission

These Holley Transmission Installation Kits come complete with everything you need to bolt a GM-style Tremec T-56 or Magnum transmission to almost any Gen III or Gen IV Small Block Chevrolet Engines with a 6-bolt flywheel. Built with a mixture of our best brands including Lakewood and Hays, this kit includes a bellhousing, billet steel flywheel, clutch and pressure plate, hydraulic release bearing, roller pilot bearing, and all hardware needed to install these components.

Features:

  • Designed for Gen III/Gen IV Small Block Chevrolet Engines with 6-bolt crank/flywheel using a GM-style Tremec T-56 or Magnum Transmission
  • Light weight cast aluminum bellhousing and stamped steel dust cover provides factory-like installation and appearance
  • Billet steel flywheel for light weight (28 pounds) and additional strength
  • Roller style pilot bearing offers improved shifting by reducing parasitic drag and transmission wear
  • 26-spline, 12-inch organic sprung clutch offers superior clamping force and smooth engagement for engines up to 550 Naturally Aspirated Horsepower (500 w/ Power Adder)
  • Adjustable Hydraulic Release Bearing offers reduced pedal effort and easy installation
  • Works with OE (original equipment) or MSD High Torque starters
  • All hardware included (flywheel, transmission, and engine connections)

Specs:

Bellhousing Material Aluminum
Brand Holley
Crankshaft Bolt Hole Count 6
Disc Diameter 12
Disc Material Organic
Disc Style Spring Hub
Emission Code 5
Engine GM Gen III/IV (LS)
Engine Make GM
Flywheel Material Billet Steel
Grade Type Performance
Hardware Steel
Input Shaft Diameter 1-1/8 in.
Input Spline 26
PILOT BEARING Roller
Pressure Plate Style Diaphragm
Product Type Installation Kit
RELEASE BEARING Hydraulic
Transmission T56 GM, T56 Magnum GM
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 81379850760

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Erin
New York, US
★★★★★ 5
Love it
Color: Brown (Bifold)
Great quality!
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Reviewed in the United States on March 6, 2026
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Dawn nicholas
Cuba, US
★★★★★ 5
Worth the money
Color: Brown (Bifold)
Great quality
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Reviewed in the United States on February 16, 2026
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Dannie Samuel
Phoenix, US
★★★★★ 5
The vertical slots much better than regular wallets horizontal slots.
Color: Brown (Trifold)
The best wallet I obtained
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Reviewed in the United States on January 21, 2026
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crystal bartlett
Louisville, US
★★★★★ 3
Cheaply made
Color: Black (Trifold)
Nice wallet but the Carhartt logo is almost off of it. Rubs right off.
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Reviewed in the United States on May 5, 2026
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Audrey LeBlanc
Pawtucket, US
★★★★★ 5
Good quality
Color: Brown (Bifold)
Second time ordering it I love it, for the men in your life this is a great wallet!
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Reviewed in the United States on December 17, 2025

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