Vauxhall / Holden Monaro 5.7 Litre Ls1 Engine & 6 Speed T56 Tremec Gearbox. Engine, Gearbox, Loom, Ecu, Alternator, Starter, Exhaust Manifolds. Can be seen running and be driven as still in car. Full Conversion which has covered less than 50k. Ls2 6.0 also available.Any questions text or call on 07790829102. The item "Vauxhall Holden Monaro Ls1 5.7 V8 Engine & 6 Speed T56 Tremec Manual Conversion" is in sale since Wednesday, July 19, 2017. This item is in the category "Vehicle Parts & Accessories\Car Parts\Other Car Parts". The seller is "supra360" and is located in SUDBURY. This item can't be shipped, the buyer must pick up the item.