Build, text and photos by Mike Mavrigian The Pontiac 455, bored/stroked to 501 CID, is finally completed. This article covers all remaining aspects of the assembly. Next is the dyno run, which I’ll cover in an upcoming article.
The Pontiac is being completed today, getting ready for display. . Both current project engines, including the “Retro” LS engine and the Pontiac 455 will be on display at the upcoming Hot Rod & Restoration show in Indianapolis. This year’s show is held at the Lucas Stadium complex, adjacent to the Indianapolis Convention Center, March [...]
Build, text and photos by Mike Mavrigian Note: This engine, as well as all of our engine projects, is designed, test-fit and assembled by Mike Mavrigian’s Birchwood Automotive facility in Creston, OH. Now that the block, oil pan, valley cover plate and timing cover have been painted, we can begin final assembly. [...]
Ross Racing Engines’ Tony Lombardi cut the valve reliefs using an end mill and his adjustable piston vise. Build, text and photos by Mike Mavrigian The Pontiac bigblock build (starting with a 455 block and boring/stroking to 501 CID) is progressing. I apologize for the time delay, but this build has been [...]
WE BEGIN THE BUILD OF A BORED STROKED PONTIAC 455 TO OBTAIN 501 CID AND ABOUT 600 PONIES. THE GOAL:TO CREATE AN IDEAL “INDIAN” POWERPLANT FOR STREET, STRIP AND STREET RODDER APPLICATIONS Prior to block machining, the block exterior was smoothed and detailed. Not only will this ressurected Pontiac provide some ground-pounding thump, but it’ll [...]
EngineQuest has introduced a new catalog supplement to the aftermarket. The supplement is an update to the company’s 2010-2011 catalog. The supplement includes new applications for cylinder heads, cylinder head bolt sets, oil pans, oil pan rail set, cam thrust plates, guide plate conversion kits, dipstick tube, standard transmission flywheel, and valve cover. To [...]
EngineQuest® (EQ®) has renewed as the title sponsor of the IMCA Wild West Modified Tour for 2011. It was also announced that EQ will continue as a general sponsor of IMCA racing and will provide contingency awards to the opening feature winners in five IMCA divisions during the 2011 season.
EngineQuest (EQ®), a leading supplier of stock and performance cylinder heads and engine components, has introduced new replacement camshaft thrust plates for the aftermarket. With its one piece steel construction, the EQ Camshaft Thrust Plate secures the camshaft in the block so it always stays centered. It is perfect for replacing worn or [...]
Driver Zane DeVilbiss of Farmington, N.M. wrapped up the 2010 EQ Cylinder Heads Wild West Tour and in the process became the first International Motor Contest Association (IMCA) national champion from New Mexico in any division. DeVilbiss is the second driver from the Western Region to win IMCA’s national Modified title.