: Features "cathedral port" cylinder heads and a 24x reluctor wheel.
: Look at the 8th digit of the VIN on the donor vehicle to confirm the factory engine code. gsm ls1 ak ls2 ls3 new
Commonly cited as the best naturally aspirated LS engine (excluding niche models like the LS7), the LS3 features high-flow "rectangular port" heads shared with truck-based L92 engines. : Features "cathedral port" cylinder heads and a
: Check the "Service Parts Identification" label (usually in the glove box) for the specific RPO code (e.g., LS1, LS3). gsm ls1 ak ls2 ls3 new