The LS was used in everything from sports cars to trucks which has created a buyers market in junkyards across the US. Typical 4.8, 5.3, 6.0 Truck Engine with 1 Piece engine cover This is a standard 4.8, 5.3, or 6.0 without the Cover AND an F-Body oil pan. ZZ383 was for reduced weight. GM LS Series engines have become the default hot rod engines of the new millennium. Would you believe me if I told you that a 5.7L LS1 would fit into a 1.6L Mazda Miata? I also would have thought an all aluminum engine (LS-3) would amount to greater weight savings relative to an iron block engine (ZZ383). Camaro / Corvette engine with car intake and accessories Check this chart to find all the basic specs and and factory RPO codes for these very desirable performance engines. LTG 2.0L Engine. The LS engine family is known for having smaller proportions than its competitor’s engines, making it much easier to swap into cars with small engine bays. Then print a copy for your toolbox. I really wanted to know the difference between a aluminum and steel block weight. I agree. The LS swap is the hottest thing around right now and it couldn't be anymore simple to make the switch to a modern, fuel-injected powerplant than with a new LS1 crate engine from Speedway Motors. LSA CTS-V Engine. It is part of GM’s Gen III Small Block engine … LT1 Engine. Chevy small block LS1 460 Chevy LT-5 L98 5.7 V8 600 Chevy V8 348/408 655 Chevy big block V8 685 Mark IV Chevy 7.4L V8 656 iron, no intake, exh, carb, starter Chevy 427 ZL-1 550 all-aluminum, “20# lighter than SB” Chevy 6.5L Diesel V8 644 Vortec 8100 (Gen VII Big Block) For comparison here is a typical LS1, LS6, etc. The 5.7L LS1 V8 engine was produced by General Motors for use in high-performance vehicles such as the Chevrolet Camaro and Corvette, among others. Size/Weight. Basic Engine Sizes. LS1/ LS6 & LS1 Based Truck Engines. Size & Weight; There are some distinct disadvantages to the push rod design of the LS engine. LS Gen III small-block: The Chevrolet LS1 and LS6 series engine was the third generation of Chevy small-blocks and was first introduced as the LS1 in the 1997 Corvette and was also used in the 1998-2002 Camaro Z28. A new generation of hot rodders and racers alike have taken the reigns and with that change comes a new "favorite" for engine swaps. The LS1 is the original Gen. 3 small block engine from General Motors used in cars from 1997-2004. Standard Small Block Chevy 305/350. Variants of this engine are available in displacements of 293 cid (4.8L), 325 cid (5.3L), 346 cid (5.7L) and 364 cid (6L). Introduced in 1997 the LS and its various iterations have found their way into over 50 cars throughout the years. I intend to replace my existing 350 with an LS 3, and a significant consideration in selecting LS3 over (e.g.) Drop in performance LS1 crate engine … The engine specs and information here is for the stock LS1 engine. GM Crate Engine Dimensions. Chevy LS1 Engine Specs LS Family = Gen. 3, 5.7L, Aluminum Block, Car Engines Vortec 4300. ENGINE Weight References Comments; pounds; Alfasud flat-4 : 240 (2) Alfa Romeo SOHC V6 : 375 (2) AMC V8 : 540 (one ref showed 600) AMC 6 : 500 : Audi 2.0 L4 : 335 (2)