You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, troubleshooting and troubled tranny. K.R. Denham Springs, LA Q: When going up steep, muddy hills, the transmission in my 1999 Jeep Wrangler slips. On the road, the transmission operates fine. The Wrangler has a 4.0L 6-cylinder engine with
Alexis DeJoria raced to her first career Funny Car victory Sunday at the NHRA Nationals at Wild Horse Pass Motorsports Park. Antron Brown in Top Fuel and Allen Johnson in Pro Stock also were winners of the NHRA Mello Yello Drag Racing Series event at the multi-purpose motorsports facility in Chandler, AZ. DeJoria powered her
[portfolio_slideshow id=28574] Racing legend “Big Daddy” Don Garlits officially began his latest quest for another racing milestone at the 2013 SEMA Show in Las Vegas last November. That’s where his latest dragster, the SR-37 “Quest for 200 MPH of Batteries” made its debut. Garlits, along with SR-37 co-owners Brad Hadman and Mike Gerry, are pushing to break
Before we wrap up the wildly popular OnAllCylinders Winter Games with our closing ceremonies, we’re proud to bring you the biathlon. It totally makes sense. It combines cross-country skiing with rifle shooting, which makes almost as much sense as doing a Winter Olympics spin-off about cars and trucks. But the spirit of the competition isn’t
Rocker arms are among the most stressed components in your engine—and the most important, too. They’re essentially tasked with transferring movement from the camshaft lobes to the valves, making them a key cog in your engine’s power production. So are you getting optimum performance from your rocker arms? According to the valvetrain experts at COMP Cams,
[portfolio_slideshow id=28522] Produced from 1984 through 2001, the Jeep XJ Cherokee was a capable vehicle right from the factory. It came equipped with the 4.0L in-line EFI six-cylinder engine, a four-speed automatic transmission, a Dana 30 front and Dana 35 rear axles—and loads of off-roading potential. Using a 1989 Jeep XJ Cherokee, which we affectionately called “Big
That’s right—it’s old school muscle vs. new-age technology in this unusual burnout competition. You don’t have to like electric vehicles, but we think you’ll be somewhat surprised by the effort of the Tesla S. Keep in mind, the driver had to pull a fuse to disable the traction control and anti-lock brakes to make the burnout
Despite its recent troubles, Lotus has made its initial foray into the motorcycle market—sort of. Although the newly unveiled Lotus C-01 motorcycle bears the Lotus name, it was actually built by Kodewa, the German company that built the Lotus Le Mans car. Outside of lending its brand name to the new superbike, Lotus has had
In a separate Mailbag post, we responded to a question about choosing a nitrous oxide system. Although nitrous oxide is a rather simple concept, tuning your engine to take advantage of the extra power potential can be a little involved, especially when you get into the high-horsepower or multiple-jet nitrous kits. Fortunately, the gurus at NOS have
Remember when the Jamaican bobsled team made its debut at the 1988 Winter Games? The team took the Winter Games by storm, because they were lovable underdogs and represented a tropical nation in a winter sport. Up to that point, Jamaicans fit in at the Winter Games like Miley Cyrus at a Billy Graham Crusade. People were captivated. The point is
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