Stock GSR boosted???

[Dougk1401]

Im just wondering some numbers people are making from a stock bottom end GSR boosted??just curious

[chsdog55]

Dont go more than 12psi on stock bottom end. But roughly around 300.

[-S Double C-]

^^^as he stated!

[japan4racing]

i made 260whp/180tq @ 7psi on a 57 trim drag kit on my stock gsr a couple years ago. car went 12.50@112ish in the 1/4..last year i had the same stock gsr motor with a 60 trim on 10 psi...never got it tuned but it ran like a raped ape and went [email protected] would geuss it was 300 or so whp. a stock gsr in healthy condition an take a good beating and run very well at the track. if you happen to want a healthy gsr swap......i happen to have one for sale!!! bone stock and never been boosted

[scttydb411]

there are a few in our dyno section if you want to look

[xdavidscenex]

theres a guy on phearable.net making 350+whp on 14.5lbs bone stock gsr.

[eYezs1ck]

mine made 210whp @ 5psi