Tin Man Fabrication H1 Hummer Duramax Conversion Kits

5.0 out of 5 stars 1 Customer Reviews

Convert your H1 Hummer to a GM Duramax diesel engine and Allison transmission with Tin Man Fabrication H1 Hummer Duramax conversion kits! These kits contain laser-cut precision-welded mounts, a transmission crossmember, and installation hardware. Excellent for both low and high-horsepower applications, these Tin Man Fabrication conversion kits require that your H1 Hummer has a minimum 2 1/2 in. body lift for sufficient clearance.

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Tin Man Fabrication H1 Hummer Duramax Conversion Kits for 2002-2004 H1, 1992 HUMMER - 109302

Tin Man Fabrication H1 Hummer Duramax Conversion Kits for 2002-2004 H1, 1992 HUMMER - 109302

Motor Mounts, Transmission Crossmember, Hummer, Duramax, Allison 1000, 4WD, Kit

Part Number: TMF-109302

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 12, 2025 if ordered today

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Estimated Ship Date: Aug 12, 2025 if ordered today

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