Tech Review—Coan Billet Aluminum Powerglide Valvebody

Founded in 1976, Coan Engineering is a well-known presence in drag-racing circles. The company has long focused on transmission performance, reliability, and commitment to its customers, who range from street-car enthusiasts to those racing in the NMCA and NMRA series. Coan played a major role in introducing the first transbrakes for

Plug & Play—Bully Dog and SCT show us just how easy it is to upload big performance gains

Written By Steve Turner Photography by the author and courtesy of the manufacturers For any of our readers, tuning is part of the common vernacular. If you are modding a vehicle and hitting the racetrack in a computer-controlled vehicle, you need to recalibrate its programming to maximize performance. In some cases, you may

Tech Review—Vortech V-15/17 Superchargers

By Miles Cook Photography by Steve Turner As scribes covering the automotive aftermarket and the well-established drag-racing sanctioning bodies that are the NMCA and NMRA, we have long followed the engineering efforts of Vortech Superchargers. The company’s blower are synonymous with adding big power and lowering quarter-mile e.t.’s Established in the early 1990s,

Tech Review: Aerospace Components Ceramic-Bearing Vacuum Pump

By Pat Bateman Aerospace Components’ three-vane vacuum pumps are available bare fore $465, and as part of a complete system with bracket, pulley, canister, and everything you need to install it (as seen here) for $930. Bolting a vacuum pump to a race engine is an age-old way

Tech Review: Oliver Parabolic Beam Connecting Rods

By Jason Reiss Photos Courtesy Oliver Racing Parts It is physically one of the simplest parts contained within an engine, but one of the most important. The technology that goes into its manufacture must be decidedly precise. That’s because without it holding down its end of the bargain, you have no engine; instead you have a

Tech Review—EFI Source MicroSquirt for Fox-body and SN95 Mustangs

The nifty little ECU controller and the EEC-IV adapter harness are included with EFI Source’s MircoSquirt system for pushrod Ford V-8s from 1986-1995. By Miles Cook Photos Courtesy of EFI Source EFI Source is an intriguing resource for aftermarket late-model EFI setups, providing easy-to-install plug and play stand-alone upgrades. The company

Tech—Why the G-Meter is the Most Important Sensor for Going Fast

By Jason Reiss Photography by Steve Baur, Kevin DiOssi, and Josh Ledford In the sport of drag racing, acceleration is king. There is simply no other measurable metric that is as critical to performance as acceleration rate; not torque, nor RPM gain, power-adder boost, nor even horsepower. Of course, measuring data points from each of

Tech Review: Bear Block Motors Coyote Ultra Block

There is no denying that the Coyote 5.0 engine has helped revolutionize the Mustang drag racing and performance market. Its awesome power from the factory coupled with the fact that it responds well to modifications—especially forced induction—makes it attractive to NMRA racers and enthusiasts. The leading Ford motorsport series has seen