Month: October

Mailbag: Troubleshooting a Sluggish Small Block Chevy

You’ve got questions, we’ve got answers. We work with the Summit Racing tech department to help you tackle your auto-related conundrums. In this week’s Mailbag, we’re helping a reader sort out trouble with the 350 small block Chevy in his 1978 Corvette. Q. I have a 1978 Chevy Corvette Pace Car with an L-82 350 and a four-speed

[ Read More ]

Parts Bin: DiabloSport inTune i3 Programmers

From time to time, OnAllCylinders will provide a peek at some of the newest products and deals that can help get your next project on track for less. Check out what’s in our parts bin this week: DiabloSport’s new inTune i3 Programmers are more than a mere update of an existing product. Its engineers have

[ Read More ]

Manual Transmission Gear Ratio Charts for GM/Chevy Vehicles

Because different transmission gear ratios can greatly affect a drivetrain combination, it’s important for anyone performing a transmission swap to know the gear ratios of the gearboxes you might be installing in your vehicle. We’ve assembled a variety of manual gear ratio charts for General Motors vehicles that we hope can help you avoid choosing

[ Read More ]

SEMA Preview: 6 Project Vehicles to be Featured at SEMA 2017

Sensory overload is a good way to describe the Specialty Equipment Marketing Association’s annual trade show in Las Vegas, NV. The SEMA Show packs a huge car show and the world’s biggest manufacturers’ midway into the Las Vegas Convention Center. Yeah, it’s crowded. The 2017 SEMA Show, which kicks off on Halloween, features concept cars

[ Read More ]

How to Identify an LS Engine

Before you begin your engine project, you need to know exactly what you have—and when it comes to General Motors’ 3rd and 4th generation LS small blocks, that may not be an easy question to answer. How Do I Know Which LS Engine I Have? There are more than 40 variations, including the LS-based Vortec truck engines.

[ Read More ]

Chevy Introduces 2018 COPO Camaro with 302 C.I.D. Engine Option

Chevrolet just pulled the wraps off of the latest Camaro in its COPO race car program. The biggest news surrounding the 2018 COPO Camaro is under the hood, where Chevy can install an optional 302 cubic-inch engine. To Camaro enthusiasts, the number 302 is special—Chevy’s original 302 cubic-inch small-block engine was introduced in 1967 to allow

[ Read More ]

UMI Performance Buys PA Racetrack for New Product Testing and Motorsports Events

Philipsburg, PA-based UMI Performance Inc. has acquired CNB Bank Raceway Park in Clearfield, PA where the performance chassis and suspension parts maker plans to open a road-racing and autocross motorsports facility in 2018. Terms of the deal were not disclosed. The renamed UMI Motorsports Park will be largely dedicated to UMI Performance product testing, company

[ Read More ]

3 Steps to Proper Bellhousing Alignment & Offset Dowel Pin Sizing Chart

Is it Necessary to Align the Bellhousing for a Transmission Swap? Q: I’m installing a new 5-speed transmission and bellhousing in my 1993 Mustang. A friend of mine asked me whether I aligned the bellhousing. All of my parts are new, so is it actually necessary to align the bellhousing? Yes—Bellhousing Alignment is Essential A:

[ Read More ]