How much HP does the 416 LS3 make in the Pontiac G8 GXP?
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 Published On May 7, 2019

Dyno day has finally arrived! The engine is broken in now and it looks like we have no issues with leaks or anything like that. So I took it back to Real Performance and they went ahead and put it on the Dyno and got it all dialed in. Thanks for watching. Be sure to subscribe. Lot's more content on the way!

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