Click on the links below to view the available piston rods for your engine. An LY6 6.0 has 364hp stock; a Vortec 4200 with an '06+ head, proper tune, and a turbo can make equal power to that or 400+ depending on how much boost you're running. There are TRW pistons and Speedpro pistons available for the 318, 340, 360, 383 and 440 Mopar engines, including the 440 Six Pack. ... 4200 seems a little low for max rpm. A few people have asked about an adapter to allow existing transmissions that have the SBC bolt pattern to be used with the 4200. $4,200 (Chippewa falls WI) pic hide this posting restore restore this posting. The Vortec 4200 is a 4.2-liter, inline six-cylinder, all-aluminum, dual-overhead-cam, four-valves-per-cylinder design engine. Like the 454 and the 502 big-blocks, the 8.1 (RPO L18) is founded on a 9.800-inch-tall deck cylinder block though it deviates from the other two powerplants via a 4.225-inch bore x a 4.370-inch stroke (the 454 and 502 maintain a The Chevrolet straight-six engine was Chevrolet's sole engine from 1929 (when it replaced their 171-cubic-inch (2.8 L) inline-four) through 1954, and was the company's base engine starting in 1955 when they added the small block V8 to the lineup. The block was so nasty it … For use in high performance and racing engines. Its 9.1:1 compression ratio is … Buick Big Block 400 430 455 and Stroker Engines. Diamond Pistons announces the release of its direct replacement forged piston for Chevrolet 8.1L (496ci) big-block marine engine applications. All Molnar connecting rods are fitted with highly durable premium bronze bushings for use with floating wrist pin type pistons. Manley LS H Beam Rods, ARP 8740 Bolts or Trailblazer Vortec 4200 inline 6 DOHC 4 valve/cylinder. Choose from many styles piston profiles and compression ratios to build just the performance you want. Chevrolet. Bolt-In Replacement Stroker for Trucks. Speed-Pro developed powerforged pistons and set the pace in powerforged technology. The two-valve arrangement is retained, though the titanium intake valves by Del West have grown to 2.2 in (56 mm) and sodium-filled exhaust valves are up to 1.61 in … The Vortec 4200, or Atlas LL8, is a 4.2 L straight-6 in the GM Atlas engine family. It all started back in 1995 when GM began researching and planning its next mid-size SUV. Each rod set for the GM Vortec 4200 inline 6 engine includes ARP2000 series fasteners which are a Molnar Technologies proprietary design, assembly lubricant and … Vortec 8100s are built in Tonawanda, New York. Each rod set for the GM Vortec 4200 inline 6 engine includes ARP2000 series fasteners which are a Molnar Technologies proprietary design, assembly lubricant and installation guidelines. Yet, if you go to gmpowertrain.com and look at the marine engines, they use cast pistons, cast cranks and cast 2-bolt main caps. 4.8 Piston & Rod Packages $1490 1300 HP Capability - Performance Parts. Introduced in 2002 for the Chevrolet TrailBlazer, GMC Envoy, and Oldsmobile Bravada, the engine is also in use in the Buick Rainier, Saab 9-7, and the Isuzu Ascender. The crankshaft and main bearing caps are forged steel for durability, the connecting rods are forged titanium, and the pistons are hypereutectic. For Compression Ratios of 8.0 to 10.0:1. Brand New. The small-block's 4.4 in (110 mm) bore spacing is retained, requiring pressed-in cylinder liners. Can be used as a stock rod replacement as long as the pistons you are using are set up for a floating wrist pin. It's more budget friendly to just turbo a Vortec 4200 in my case. The idea was to bolt a set of iron Vortec heads on a junkyard 400 small block Chevy, add a cam, and enjoy the torque. USA Domestic V6 and V8 ConRod Sets AMC. C. The base engine is an '05 Vortec 4200, but Wieser says '06 to '07 engines offer a better-flowing cylinder head with more cam timing. + Update your shipping location ... 02-05 Chevy/Buick/Olds 4.2L 4200 DOHC L6 VORTEC LL8 (6)Dome-Top Pistons & Rings. Save 4200 vortec to get e-mail alerts and updates on your eBay Feed. The length of the engine allows more harmful torsional twist in the crankshaft, and makes cooling all the cylinders evenly more difficult.