The anatomy of the supercharger or what makes it tick

By Titus Bloom: Superchargers are magical devices. They increase the oxygen supply to the engine by compressing the air, thus increasing its density. Accordingly, the engine burns more air-fuel mixture and produces more power. In a centrifugal supercharger, the air is... read more

Five common supercharger doubts

Bertie S. Brown: Though they don’t cater to the Corvette market or late-model Ford Mustangs—none from 1994 to present due to congested engine bays—TorqStorm Superchargers’ product manager, Rick Lewis, deals with all incoming inquires. Here are five of the most common:... read more

Harmonic balancers: Free advice on selecting them

By Archie Bosman:  It’s easy to underestimate the cost of a deficient harmonic balancer. But they can have a profound effect on the fortunes of the able race engine—a natural enemy of crank and bearings. With the engine running, camshafts and crankshafts vibrate... read more

Competition piston rings and what the OEMs taught us

By Sam Logan:   In our racing world we tend to think of ourselves as the elite corps. But in pistons and more particularly piston ring design, it is not our racing brains that are the driving force but those of the Original Equipment Manufacturers. It would be a... read more

Tough NMRA classes beg the question: What is a good clutch?

By Fergus Ogilvy:   There are several schools of thought on the question of what constitutes a good clutch. But first there are two separate strands to this narrative that need to be addressed: street or track. It’s key to distinguish whether the car will be used... read more

Testing a TorqStorm:

But the best part was the TorqStorm’s ability to generate 400lb ft torque at 2000rpm; its rival reached 400lb ft at 2500rpm. At 3000rpm the ‘Storm generated 484lb ft compared to the Vortech at 436.

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Remedy for Jeep’s steering ailments:

Solutions all hot rodders should know. By Archie Bosman: Many consider type CJ Jeeps, those in production from 1976 to ’86 susceptible to internal steering column ailments, particularly the open-top models where the column could be exposed to rain, snow, dirt and dust... read more
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