Mailbag: Is Your Vacuum Advance Hurting Highway Performance?
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re diagnosing rough engine operation at highway speeds. H.R. Marshfield, WI Q: I have a 1967 Corvette with a fresh 460-cubic-inch big block. It has square port aluminum heads, a Weiand manifold with an 800 cfm Holley double pumper, Chevy
Photo Gallery: Bigfoot Family Reunion
With Bigfoot turning 40 this year, there is no better time than at the Summit Racing Equipment Motorama at Atlanta Motor Speedway to get the Bigfoot family of trucks together. Obviously this is no small task, but you can see from the pictures and the photos that everyone enjoyed every minute of it. [portfolio_slideshow id=41750]
Photo Gallery: Atlanta Motorama 2015 Set Up
The rain clouds didn’t stop the set up for the 2015 Summit Racing Equipment Atlanta Motorama. A few million dollar cars, a bunch of custom hot rods and 12 BIGFOOT Monster trucks were already set up when we started our walk around the infield. There are over 150 vendors setting up to show
2015 COPO Camaro #1 and First 2016 Cadillac CT6 to Hit Auction Block
General Motors will auction off the first 2015 COPO Camaro race car and first 2016 Cadillac CT6 to raise money for a couple of charitable causes. The COPO Camaro will be sold at auction at the Barrett-Jackson Palm Beach auction, with 100 percent of the winning bid going to the Achilles Freedom Team of Wounded
Mopar 499 Street Hero (Part 3): Cylinder Heads, Valvetrain & External Parts
Editor’s Note: Mike Mavrigian has been building and writing about engines almost as long as there has been internal combustion. Mike’s shop, Birchwood Automotive, specializes in street performance and racing engines as well as vehicle restoration. As you’ll see in this article series, he includes a wealth of information on his engine builds. In Part
Project Thunderbolt LS Miata (Part 6): Clutch Install and Final Test Fit
[portfolio_slideshow id=41606] Welcome to Part Six of Project Thunderbolt, our LS Miata swapfest. In this update, we’re ready to mate the Chevrolet Performance LS376/525 engine with the Tremec T56 Magnum six-speed for good. But before we could join them in mechanical matrimony, we needed a clutch that combines excellent holding power with great drivability. Summit
The BIGFOOT Diaries (Part 3): Extreme Makeover Edition
A note from BIGFOOT: I turned 40 this year. And I went through something of a midlife crisis. This is the third part of my story. You can read the first part here, and the second part here. … My adventure in Amish Country totally backfired. I may have looked svelte in all black, but even monster
Video: Getting the Water Out with a Diesel Fuel Air / Water Separator
Getting water in your fuel system is never a good thing. And when water gets into a diesel fuel system, it can lead to microbial growth and bio-degradation of the diesel. This leads to fuel filters and injectors becoming plugged and leading to huge headaches in terms of engine performance loss and chasing down replacement parts.
NHRA Wrap-Up: J. Force, Crampton and Enders-Stevens Win SummitRacing.com Nationals
John Force, the winningest driver in NHRA history, raced to the Funny Car victory Sunday in his Chevy Camaro at the SummitRacing.com NHRA Nationals at The Strip at Las Vegas Motor Speedway. Richie Crampton in Top Fuel and Erica Enders-Stevens in Pro Stock were also winners at the fifth of 24 events of the 2015
Cleveland AutoRama Quick Feature: 1970 ‘Scramjet’ Camaro
[portfolio_slideshow id=41540] Say hi to the Scramjet. It’s a 1970 Chevrolet Camaro that can be largely operated from a smartphone mobile app. What? Exactly. It’s essentially a remote control custom Camaro concept. “To drive the Scramjet with a cellphone, the driver accesses the app set aside for the car. The screen then offers several options,




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