WebImproved HP/TQ and Potential Mileage Improvement; ... 2004 Chevrolet Silverado 2500 HD : 8.1L V8: 2003 Chevrolet Silverado 2500 HD : Base: 6.0L V8: 2001-2002 Chevrolet Silverado 2500 HD : 6.0L V8: Show More. Click to Enlarge (1 Reviews) 5 Stars. AP Exhaust 700488 Muffler . Since the 8.1 is capable of handling a good bit more power than it came with from the factory, there is some decent potential with performance upgrades. A version of the 8.1 made 550hp and 690lb-ft. of torque on the same block, head, and internals as the truck/SUV engines. If you have $10k+ to spend you can easily take … See more All vehicles using the 8.1L V8 used the L18 engine as no other variants were produced. 2001-2006: 1. Silverado 2500HD and … See more Built off of the Vortec 7400, the 8100 received a stroke increase which increased the displacement to 8.1L. Additionally, it … See more With the majority of the common problems on the Vortec 8100 being pretty small and simple fixes, the 8.1 is considered extremely reliable. It is almost bulletproof and usually doesn’t … See more While the Vortec 8100 is a beast of an engine, it did have a number of common problems. The majority of these problems are small in nature and none are really very alarming or catastrophic. We have a complete guide on … See more
Chevy 8.1 Vortec Ultimate Engine Guide
WebJan 29, 2024 · The larger bore of the 4.3 would help it push past previous GM V6 engines in terms of performance. Initially, the carbureted LB1 unit was rated at 155hp and 230 lb-ft of torque, and would be offered in Chevrolet and GMC full-size pickups as well as vans. A throttle-body injection system was also available in a less-impressive 130hp LB4 tune in ... http://www.new-cars.com/2002/chevrolet/chevrolet-avalanche.html bitpool edge
Chevy Vortec 8100 8.1L Engines For Sale - gotengines.com
WebIn today's video I'm going to detail a 2004 Yukon XL 2500 equipped with the 8.1L 496 Big Block Chevy. This truck was basically thrown away after a mechanical... WebA short block includes a balanced rotating assembly and little else. A long block usually comes with cylinder heads, oil pan, camshaft, and valve covers, along with horsepower … WebDec 23, 2009 · Joined Nov 10, 2009. 4,991 Posts. #4 · Dec 23, 2009. 7.4L is an old school style motor, 454c.i. 8.1L is a 496 big block version of an LS based motor, 496c.i. both of them are just boat anchors in stock form... plenty of torque, but IMO- small blocks are where its at! 05 LLy ecsb, leveled, 285's, Banks intake and 6-gun, straight piped, lbz ... data import wizard limitations