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LS1 aluminum engine block deck being checked for warpage with a precision straightedge and feeler gauge

How to Check an LS1 Block Deck for Warpage Before Installing the Heads

Before installing the cylinder heads, check the LS1 block deck for warpage. Our LS engine reference specifies maximum flatness of 0.004 inch within 6 inches and 0.008 inch across the deck.

How To Test a Chevy Malibu MAF Sensor

The Chevy Malibu MAF Sensor is also known as the mass air flow sensor. This is a 5 pin unit that is mounted inline with...

FAQ – LS2 Specifications

LS2 Engine Specifications The first of the GEN IV GM engines in the LS family, the LS2 was standard in the Pontiac G8 GT as...

Top Fuel Economy Myths

Everyone has heard some of these popular fuel economy myths or tactics passed on by a friend or online message board, promising increased fuel savings....

FAQ – Nissan 300ZX Turbo ECU Pinout

The 1992-1995 Nissan 300ZX burst onto the scene back in the early nineties and took the automotive world by storm. Winning Motor Trend's Import...

DTC P0135 – How To Service Your 02 Sensors

The P0135 Check engine light is a OBDII Trouble code informing you that there is a problem with one of your oxygen sensors. Your vehicle's...

How To Replace a Nissan 240SX Distributor

The distributor in your vehicle is made up of several different smaller parts that help deliver spark to your Nissan engine at the right...
2027 Chevrolet Corvette Stingray, Grand Sport and Grand Sport X compared on a performance circuit

Which 2027 Corvette Should You Buy? The Grand Sport Looks Like the Sweet Spot

The 2027 Chevrolet Corvette lineup now stretches from a 200-mph Stingray to the 1,250-horsepower ZR1X, but the smartest enthusiast purchase may sit...