2007 Cobalt SS - TVS - ZZP Stg 3 Cams - Dyno
#1
2007 Cobalt SS - TVS - ZZP Stg 3 Cams - Dyno
Dynoed the new engine recently
2.0 LSJ 86x86mm
Pistons: Diamond 10.5:1
Rods: Molnar H-Beams
Head: Ported | ZZP Stage 3 Cams | Supertech 75lb Springs
Intake: OTTP 3.5" | LS4 Throttle Body
Exhaust: ZZP Long Tube | 3" - 2.5" Catless Downpipe | ZZP 2.5 Catback
Supercharger: TVS 1320 | 2.9 Pulley | 20-21 PSI
Cooling Mods: Dual Pass
Fueling: Stock Pump Feeding OEM canister | AEM 320lhp in canister | FIC 1200cc Injectors | Boost Reference | Return Style | 60 psi Base | E85
Tune: 10.6-10.7 AFR | 21 Degrees Advance at 8,000
Other: Balanced Assembly | ATI Dampener | Electric Water Pump | Balance Shaft Delete
Shop temps: 95-100 Degree
IAT2: Started at 125-130 F.; ended at 160-170 F.
3" Downpipe on the shelf; 3" Trubendz with Borla XR-1 15x5 Muffler arriving 9/12/2014
Trying to hit 400whp before I engage the nitrous solenoid for more.
Added a couple more runs of previous setups on my car with the original engine.
2.0 LSJ 86x86mm
Pistons: Diamond 10.5:1
Rods: Molnar H-Beams
Head: Ported | ZZP Stage 3 Cams | Supertech 75lb Springs
Intake: OTTP 3.5" | LS4 Throttle Body
Exhaust: ZZP Long Tube | 3" - 2.5" Catless Downpipe | ZZP 2.5 Catback
Supercharger: TVS 1320 | 2.9 Pulley | 20-21 PSI
Cooling Mods: Dual Pass
Fueling: Stock Pump Feeding OEM canister | AEM 320lhp in canister | FIC 1200cc Injectors | Boost Reference | Return Style | 60 psi Base | E85
Tune: 10.6-10.7 AFR | 21 Degrees Advance at 8,000
Other: Balanced Assembly | ATI Dampener | Electric Water Pump | Balance Shaft Delete
Shop temps: 95-100 Degree
IAT2: Started at 125-130 F.; ended at 160-170 F.
3" Downpipe on the shelf; 3" Trubendz with Borla XR-1 15x5 Muffler arriving 9/12/2014
Trying to hit 400whp before I engage the nitrous solenoid for more.
Added a couple more runs of previous setups on my car with the original engine.
#2
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Wow I like how the power is still rising at 8k can you run to 8500?
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Join Date: 06-17-11
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Yea i found the threads. Pretty cool! I'm glad to see someone actually running legit supercharged high compression pistons. Our ratio is a joke for what's bolted from the factory. Seriously, 10.5:1 is way better. Has anyone tried 11 or 12:1 on this platform yet?