News

GM says the road-going C8 Corvette Z06 now shares about 80% of its engine components with the Z06 GT3.R race car. Here’s what that race-bred LT6 architecture means when choosing intake, exhaust and dyno-tested performance upgrades.

PennGrade 1 has added a new full synthetic high-performance oil line. Here is what 5W-30 vs. 5W-40 really means for boosted, high-RPM and track-driven engines, and why oil temperature, clearances and real data matter more than horsepower alone.

McLeod’s new 950-hp RST HD twin-disc combines organic and segmented ceramic friction. Here’s how to choose a clutch by power delivery, use case, flywheel, heat and drivetrain shock—not just a horsepower number.

Two 550-hp Dodge Charger SIXPACK Scat Packs were transformed into 750-hp drift cars for Roadkill Nights. The builds reveal why boost control, fuel delivery, heat management, driveline capacity and chassis setup all have to advance together on a serious turbo build.

Race fuel selection is about more than the octane number. Learn how AKI, RON, MON, oxygen content, ethanol, lead, stoichiometric ratio, fuel-system capacity and calibration work together.

Modern performance cars may require controller services, gateway cables and licensing before calibration begins. Learn how to identify the access path, budget the hardware and validate the vehicle safely.

Stage 1, 2, 3 and 4 cam labels are not standardized. Learn how duration, lift, LSA, overlap, converter, compression and valvetrain requirements determine the right camshaft for your build.

Boosted car breaking up at high RPM? Learn how spark plug gap, heat range, coils, wires, fuel pressure and data logs reveal the real cause of ignition misfire under load.

Pump-labeled E85 can range from E51 to E83 as seasons and regions change. Learn what that variation means for octane, fuel demand, injectors, pumps, flex-fuel tuning, and safe performance.