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C7 ZR1 Corvette Rumors

The latest talk in the Corvette world is the rumor of the ZR1 and a dual overhead cam V8. Some high-resolution pictures have surfaced this week that show the ZR1 is in late development and may be coming soon. Photos and video have been taken on a prototype testing at the Nürburgring. Several obvious changes …

LS Throttle Body Guide

Since the introduction of the LS engine in 1997 there have been several variations of throttle bodies. They have ranged from the original cable driven, three bolt 78mm, all the way up the 90mm, electronically controlled four bolt found on the LS3. Depending on your application a larger throttle body can provide some additional power. …

LS Valve Cover Upgrade

One of the most effective ways to upgrade the look of an LS engine is to change the valve covers. The OE valve covers are made from cast aluminum and have a rough, unfinished look that is not very appealing. The ignition coils are mounted to a bracket or directly to the valve covers depending …