High - rpm - validated lightweight reciprocating parts, including titanium intake valves, are used, along with high - flow cylinder heads that draw the charge forced on them by a sixth - generation supercharger. (chevrolet.com)
The interior ramps up the sportiness with massive panels made from the same Forged Composites material and new trim, while the chassis and engine are both treated to expensive and worthwhile upgrades that include new titanium intake valves and stiffer suspension bushings. (roadandtrack.com)
Based on the Corvette Stingray's naturally - aspirated LT1 6.2 - litre Gen 5 small - block V8, the new LT4 motor features beefier internals such as titanium intake valves, forged powder metal steel connecting rods, and of course, a 1.7 L supercharger spinning up to 20,000 rpm — 5,000 rpm more than the ZR1's supercharger. (autofocus.ca)