Turbo 5.3 LM7 1986 Pontiac Trans Am 3rd gen at 5 PSI - 75-135 mph pull starting in 4th gear
Engine is a basic stock bottom end 5.3 with 6.0 (317) heads, LS6 cam and intake, and turbonetics 76mm BB turbo. Started low in 4th gear from 75 mph and let off at 135 mph. Car has A LOT left in it since the turbo is not even close to it's efficiency range yet!
1986 third gen Trans Am turbocharged 5.3 LM7 LSx runs
Couple WOT runs in my 1986 trans. Setup is a 2005 5.3 stock bottom end, 317 heads, LS6 cam and valvesprings, LS6 intake manifold, and custom fabbed turbo setup with a turbonetics 76mm ball bearing turebo. Currently running 5 PSI but engine will take 12-14 PSI. Car has a T56 tranny with a textralia clutch as well.
LM7/Single T76 Turbo
Filmed @ Cars and Coffee Superior, WI 6.2.13
Worlds Highest HP 5.3 Motor BLOWS UP on DYNO @ KC2K13
World recording breaking stock bottom end 5.3 blows on Dyno.It has been through 80 bottles of Nitrous 2 years of turbo in red dragon and now a successful run at being turbo in this Camaro.It was a great run for this all stock bottom end car.