73‑87 Chevy Cummins Conversion Kit | Cummins Swap — G Force Performance Products
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1973-1987 GM C Series Cummins Conversion Kit | GF-GMC3-KIT
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1973-1987 GM C Series Cummins Conversion Kit | GF-GMC3-KIT

by G Force Performance Products
SKU GF-GMC3-KIT
$1,500.00

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Product Information

Description

Cummins Swap Kit for Smooth Cummins Diesel Engine Swap

Our 73–87 Chevy Cummins conversion kit is packed with essential components for a smooth Cummins diesel engine swap. It includes a transmission adapter and flexplate to mate a TH400, 700R4, or 4L80E transmission to a 6BT or 12-valve Cummins engine. 

  • Fits Truck Model Years: 73-87, C Series 2WD.
  • Fits Engine Years: 89-02.
  • Fits Transmissions: Chevrolet TH400, 700R4, 4L80E.
  • This kit is comprised of some of our most popular items for your 73-87 Chevy C Series Cummins conversion.
  • The Kit includes:
    • GF-C-S - Adapter and Flexplate-  The 5.9 Cummins to Chevy Adapter Plate and Flexplate Kit accommodates 2002 and earlier Cummins 6BT engines bolting to a Chevy automatic transmission such as a TH400, 700R4, 4L80E, or similar transmission.
    • GF-C-MM - Motor Mount- Motor Mount- When installing a Cummins 6BT into your 1973-1987 Chevy pickup, this conversion motor mount allows for proper placement of the engine directly to the OEM frame mount isolators.
    • GF-BoltKitAdapter - Adapter Bolt Kit,  Premium grade bellhousing adapter bolt kits to make mounting the adapter plate to engine as simple as possible. Set of 9 bolts.
    • GF-BoltKitFP - Flexplate Bolt Kit, -Flexplate bolts for mounting your Cummins 6BT to a GM Bellhousing. 12mm x 1.25. 25mm underhead length. Set of 8 bolts.
    • GF-BoltKitStarter - Starter Bolt Kit - Steel, zinc plated bolts constructed to strict engineering quality standards and serve as direct replacement bolts for replacing the Cummins 6BT starter. Set of 4 bolts with 3 washers.

Note: This kit ships in two boxes.

Cummins Swap Kit for Smooth Cummins Diesel Engine Swap

Our 73–87 Chevy Cummins conversion kit is packed with essential components for a smooth Cummins diesel engine swap. It includes a transmission adapter and flexplate to mate a TH400, 700R4, or 4L80E transmission to a 6BT or 12-valve Cummins engine. 

  • Fits Truck Model Years: 73-87, C Series 2WD.
  • Fits Engine Years: 89-02.
  • Fits Transmissions: Chevrolet TH400, 700R4, 4L80E.
  • This kit is comprised of some of our most popular items for your 73-87 Chevy C Series Cummins conversion.
  • The Kit includes:
    • GF-C-S - Adapter and Flexplate-  The 5.9 Cummins to Chevy Adapter Plate and Flexplate Kit accommodates 2002 and earlier Cummins 6BT engines bolting to a Chevy automatic transmission such as a TH400, 700R4, 4L80E, or similar transmission.
    • GF-C-MM - Motor Mount- Motor Mount- When installing a Cummins 6BT into your 1973-1987 Chevy pickup, this conversion motor mount allows for proper placement of the engine directly to the OEM frame mount isolators.
    • GF-BoltKitAdapter - Adapter Bolt Kit,  Premium grade bellhousing adapter bolt kits to make mounting the adapter plate to engine as simple as possible. Set of 9 bolts.
    • GF-BoltKitFP - Flexplate Bolt Kit, -Flexplate bolts for mounting your Cummins 6BT to a GM Bellhousing. 12mm x 1.25. 25mm underhead length. Set of 8 bolts.
    • GF-BoltKitStarter - Starter Bolt Kit - Steel, zinc plated bolts constructed to strict engineering quality standards and serve as direct replacement bolts for replacing the Cummins 6BT starter. Set of 4 bolts with 3 washers.

Note: This kit ships in two boxes.

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Specifications

This product ships in 2 boxes.

Weight: 32 lbs
Shipping Dimensions: 21 X 18 X 5 In

Weight: 11 lbs
Shipping Dimensions: 28 X 11 X 7 in

Mounting Hardware: Included

We packaged all the items you need for our Cummins to GM C Series swap in a convenient kit.

Best of all, when you purchase these parts as a kit, we've discounted the price.

You can find out more about a Cummins swap in these blog articles.
Which 6BT Cummins is Best for Your Swap
Diesel Cummins Conversion
The Popular Ford Cummins Swap
Cummins Allison>