Hopping GM s 6.0L LS-Series Small-Block
Pick up 74 hp and 53 lb-ft on a 6.0L truck engine with basic bolt-ons and a computer tune-up. Marlan Davis – Dec 18, 2020
Photographers: Ed Taylor
General Motors LS-series small-block engines have been in production for over a decade, but it s only been within the last few years that they have really hit critical mass among average hot rodders, who are now finding them to respond superlatively to traditional hot rod power adders. One engine builder that s jumped on the LS bandwagon is Duttweiler Performance, renowned for its hard-running, high-tech, EFI turbo Buick V-6 and classic Chevy V-8 engines. When HOT ROD decided to evaluate the current state of bolt-on LS hop-ups, Duttweiler was our first choice. Its sophisticated Froude F24 dyno controlled by state-of-the-art Digalog Benchmark software enables true wideband pulls, so the facility provided th