Marshall set a new PB at the Jumbolair aristrip of 166.4 mph besting his previous best of 164.9mph. This PB was set on the same setup but at a lower sea-level with 30ish degree weather holding us back from the 170mph goal.
Naturally, when contemplating an entry for the 2014 Amsoil Engine Masters Challenge, Walden took the opportunity to showcase his W-series wares. The beautiful 409-cube competition engine featured a Walden block and intake, cylinder heads cast by Edelbrock but fully machined, ported, and built by Walden.
First ever dyno run on Vette Magazine’s tri-powered fuel-injected replica L-89 big block at Lamar Walden Automotive in Atlanta. Get all the engine’s specs and see what’ll pull!