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  • Timing Chain Kit for 2014+ L83 L86 LT1 with IWIS Chain, GM Phaser Sprocket, GM Tensioner, GM Crank Sprocket
  • Timing Chain Kit for 2014+ L83 L86 LT1 with IWIS Chain, GM Phaser Sprocket, GM Tensioner, GM Crank Sprocket
  • Timing Chain Kit for 2014+ L83 L86 LT1 with IWIS Chain, GM Phaser Sprocket, GM Tensioner, GM Crank Sprocket
  • Timing Chain Kit for 2014+ L83 L86 LT1 with IWIS Chain, GM Phaser Sprocket, GM Tensioner, GM Crank Sprocket
  • Timing Chain Kit for 2014+ L83 L86 LT1 with IWIS Chain, GM Phaser Sprocket, GM Tensioner, GM Crank Sprocket
  • Timing Chain Kit for 2014+ L83 L86 LT1 with IWIS Chain, GM Phaser Sprocket, GM Tensioner, GM Crank Sprocket
  • Timing Chain Kit for 2014+ L83 L86 LT1 with IWIS Chain, GM Phaser Sprocket, GM Tensioner, GM Crank Sprocket
  • Timing Chain Kit for 2014+ L83 L86 LT1 with IWIS Chain, GM Phaser Sprocket, GM Tensioner, GM Crank Sprocket
  • Timing Chain Kit for 2014+ L83 L86 LT1 with IWIS Chain, GM Phaser Sprocket, GM Tensioner, GM Crank Sprocket

    • Timing Chain Kit for 2014+ L83 L86 LT1 with IWIS Chain, GM Phaser Sprocket, GM Tensioner, GM Crank Sprocket

    Michigan Motorsports

    $359.99
    (1 review) Write a Review
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    L83 L86 LT1 GM/IWIS Timing Kit
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    Product Description

    GM / IWIS Gen V LT Timing Chain & Sprocket Set

    Fits Select 2014-2021 LT1 L83 L86 L8B Engines | VIN 8th Digit 7, C, J or R | GM Timing Components with German-Made IWIS Chain

    Restore dependable factory-style timing system operation with this GM / IWIS Timing Chain and Sprocket Set for select Gen V LT1, L83, L86, and L8B engines. This kit combines genuine GM timing components with a high-quality German-made IWIS timing chain for a complete solution during timing system service, front cover repairs, camshaft service, or engine rebuilding. Included are the GM camshaft phaser sprocket, timing chain tensioner, crankshaft sprocket, and an IWIS LS/LT timing chain. Fitment is limited to listed applications with an 8th VIN digit of 7, C, J, or R.

    Key Features & Benefits

    • Complete LT Timing System Service Kit: Includes the primary timing chain, camshaft phaser sprocket, timing chain tensioner, and crankshaft sprocket needed for compatible Gen V LT timing system repairs.
    • German-Made IWIS Timing Chain: Includes a high-quality IWIS timing chain for LS and LT applications, providing a dependable chain option for long-term timing system service.
    • Genuine GM Timing Components: Includes GM 12623368 camshaft phaser sprocket, GM 12630107 timing chain tensioner, and GM 12713934 crankshaft sprocket gear for correct factory-style component fitment on compatible applications.
    • Designed for Listed LT1, L83, L86 & L8B Engines: Built specifically for select 2014-2021 Gen V LT applications using the required VIN identification and timing system configuration.
    • Ideal During Major Engine Service: A practical choice for timing chain replacement, front cover service, camshaft work, oil pump service, engine rebuilding, and high-mileage LT engine maintenance.

    Kit Includes

    • (1) IWIS timing chain for LS/LT applications
    • (1) GM 12623368 camshaft phaser sprocket
    • (1) GM 12630107 timing chain tensioner
    • (1) GM 12713934 crankshaft sprocket gear

    Specs

    • Product Type: Timing chain and sprocket service kit
    • Engine Family: Select Gen V LT-based V8 engines
    • Compatible Engine Codes: LT1, L83, L86, L8B
    • Camshaft Phaser Sprocket: GM 12623368
    • Timing Chain Tensioner: GM 12630107
    • Crankshaft Sprocket: GM 12713934
    • Timing Chain: IWIS LS/LT timing chain

    Notes

    • VIN Verification Required: Fits listed applications only when the 8th digit of the VIN is 7, C, J, or R.
    • Engine Exclusions: Will not fit LT4, L84, L87, L8T, or other engine applications not specifically listed.
    • Camaro Restriction: Fits listed 2016-2021 Camaro applications only and will not fit 2022-later Camaro models.
    • Corvette Restriction: Fits 2014-2019 wet-sump Corvette applications only. Will not fit Z51, Z06, or ZR1 models.
    • Service Recommendation: Verify engine code, VIN digit, timing system configuration, and all related parts before beginning installation.

    Key Fitments

    • Cadillac Escalade 2015-2020 with qualifying VIN code
    • Chevrolet Camaro 2016-2021 with qualifying VIN code
    • Chevrolet Corvette 2014-2019 wet-sump models with qualifying VIN code; excludes Z51, Z06, and ZR1
    • Chevrolet Silverado 1500 2014-2019 with qualifying VIN code
    • Chevrolet Suburban 2015-2020 with qualifying VIN code
    • Chevrolet Tahoe 2015-2020 with qualifying VIN code
    • GMC Sierra 1500 2014-2019 with qualifying VIN code
    • GMC Yukon 2015-2020 with qualifying VIN code
    • Select LT1, L83, L86, and L8B Gen V engine applications with VIN 8th digit 7, C, J, or R
    • Fitment note: Confirm the 8th VIN digit is 7, C, J, or R and verify all engine, model-year, and vehicle-specific restrictions before purchase.

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    • 5
      Review of LT83 Timing set

      Posted by Robert Russell on Feb 13th 2025

      Great parts for a great price. Shipping was super fast. Customer service is really great!