Schwartz LS3 500+ hp Crate Engine


Genuine LS3 crate engine with custom cam, dual valve springs, rocker arm trunnion upgrade, ARP connecting rod bolts for durability, a choice of Holley or other oil pans, AND 7 quarts of Joe Gibbs break-in oil & 7 quarts of Joe Gibbs LS 5w30 oil, with an extra filter.
Your GM computer will have to be tuned for maximum drive-ability and performance. Please allow 2-3 weeks lead time for this custom build.

SKU: SchwartzLS3 Category:


Schwartz Performance-modified LS3 crate engine. Our 500+hp crate engine includes an upgraded camshaft that offers a smooth idle and great power throughout the RPM range.
We typically see about 520hp at the crankshaft once tuned with a 1.875″ long tube header.

This engine also includes upgraded dual valve springs, rocker arm trunnion upgrade, and ARP rod bolts for reliability & strength. Choose from a Holley or Mast Motorsports oil pan at no charge- please specify in a follow-up email, or phone call.
This package also includes a case of Joe Gibbs break-in oil!

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