GEN 5, LT1 LT4 L83 L86 5.3 6.2 These do not fit the early model 1990's model Lt1 engines, they were the 2nd gen small block. Use the offset forward or backward. What ever suits your needs.
The large tab is 6-3/4 from the tube center. The bottom smaller support tab is 8-3/4 from the tube center. This frame mounts are intended to be modified and welded in place.Includes 2 - Motor mount plates Includes 8 flange head engine mount bolts Includes 2 motor mount bolts, washers, Hex nuts Includes 2 - 1/4 Laser Cut Frame mounting plates with urethane inserts. The item "Weld in Engine Mount Adapter Swap Kit GEN 5, LT LT1 LT4 L83 L86 5.3 6.2 #17060A" is in sale since Tuesday, August 28, 2018. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Motor Mounts". The seller is "metaltekmfg" and is located in Allendale, Michigan. This item can be shipped worldwide.