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VMP Edition Shootout Part 4 - Pontiac Pavement Pounders
| Strip Tuning Log | | Run/Tuning | Launch RPM | Shift Pt. | 60-ft. | 1/8-mile | 1/4-mile | | 5. 15.5 psi rear, 45 psi front | 3,000 | 6,600 | 1.47 | 6.81/99.18 | 10.78/123.22 | | 6. Same | 3,000 | 6,600 | 1.45 | 6.82/98.84 | 10.80/123.07 | | 7. Same | 3,000 | 6,600 | 1.47 | 6.81/99.19 | 10.78/123.45 | | Best Pass Corrected | 10.57/125.90 | | 8. Same | 3,000 | 6,600 | 1.48 | 6.85/98.68 | 10.83/122.99 | | 9. 16 psi rear, 45 psi front | 3,000 | 6,600 | 1.46 | 6.84/98.83 | 10.81/123.29 | | Five most important runs listed |
Run Notes:
5) 35 pounds of air in right rear airbag, good launch, traps at 6,600; 6) Same as 5, car left hard, late 1-2 shift, traps at 6,600; 7) Same as 6, everything worked well, traps 6,600; 8) Same as 7, car spun on launch, traps at 6,650; 9) Increase rear tire psi, late on 1-2 shift, traps 6,600. All runs made using footbrake launch at 3,000 rpm Owner Bio: Jeff Widner
Jeff Widner, a 45-year-old engineering construction services manager (shown here with his wife, Lucy), has been racing for 12 years. He says he really likes the Fourth-Generation Firebird, and his favorite moment in his race car is leaving the starting line with the front tires in the air. In the past, Jeff has owned a '65 LeMans, three '69 GTOs, a '69 Firebird, a '70 GTO, and '87 and '00 Trans Ams. | Strip Specs | | Year/Model | '98 Firebird Formula | | Race Weight With Driver | 3,400 lbs | | Curb Weight | 3,170 lbs | | Fuel Level When Weighed | ½-tank | | Fuel | 104-octane | | Engine | LS6 | | Cubic Inches Before/After | 346/346 | | Engine Built By | Nicely/Roberts | | Power-Adder | NOS 5177 dry kit, 100hp,
not used during event |
| Induction System | | Airbox | LS1 Motorsports | | MAF | SLP 85mm | | Throttle Body | Nick Williams 90mm | | Fuel Injectors | Z06 28.8-lb/hr | | Custom Programming | Tony Roberts |
| Fuel System | | Pump | GM Stock | | Lines | GM Stock | | Regulator | GM Stock |
| Heads | | Casting | AFR 225cc | | Head Porting | Minor blending | | Flow Numbers | N/A | | Valves | 2.055-in Ferrea intake/1.55-in GM Z06 exhaust |
| Bottom End | | Pistons | Diamond 3.90-in forged aluminum | | Rings | Diamond Pro Select Rings, file-fit | | Rods | Eagle 4340 forged-steel featherweight, 6.125-in | | Compression Ratio | 11.0:1 | | Crankshaft | LS6 modified, stock 3.62-in stroke | | Rotating Assembly Balanced | Yes |
| Camshaft | | Brand | Comp Cams hydraulic roller | | Duration at 0.050 | 228/234-deg | | Duration Advertised | N/A | | Lift With Specified Rocker Arms | 0.597/0.607-in | | Lobe Separation Angle | 110-deg | | Installed Position | Straight up | | Rocker Arms | GM 1.7:1-ratio | | Ignition | | Type | GM crank trigger | | Amplifier | None | | Coil | GM coil packs | | Wires | Taylor 10mm | | Spark Plugs | NGK TR55 | | Total Timing | 30-deg | | RPM That Total Timing Is Reached | 4,000 |
| Exhaust | | Headers | American Racing | | Primaries | 1.875-in | | Collectors | 3.00-in | | Exhaust Pipes | 3.00x14.00-in long with turndowns | | Mufflers: | None | | Crossover: | None |
| Drivetrain | | Transmission | Turbo 400, Carl Rossler, reverse manual valvebody with transbrake | | Converter | ATI Treemaster, 4,000-rpm | | Shifter | B&M Pro Shifter | | Rear | Billingsley Racing 9-in, Strange NOD centersection | | Rear Gear Ratio | 4.10:1 | | Spool | Strange | | Axles | Strange 35-spline |
| Chassis and Suspension | | Brakes F/R | Aerospace SJM ABS delete/stock GM | | Wheels F/R | Weld Prostar 15x3.5/15x10 | | Tires F/R | M/T Front Runner 26x4.5x15/ M/T ET Drag 26x10x15 | | Tire Pressure F/R | 40 psi/15 psi | | Suspension Front: | | Struts/Springs | QA1 | | Control Arms | Spohn tubular upper and lower | | Stabilizer Bar | Removed | | Other Mods | Spohn tubular K-member, travel limiters for
front end, Madman Racing manual steering rack | | Suspension Rear: | | Springs | Stock GM | | Control Arms | Spohn adjustable | | Stabilizer Bar | Spohn drag bar, adjustable | | Shocks | Stock GM | | Other Mods | Spohn torque arm, double driveshaft
safety loops, Spohn Panhard bar, airbag in right spring | | The Rest | | Chassis Mods | 12-point rollbar | | Interior Mods | Kirkey seat | | Exterior Mods | Ram Air hood | | Safety Mods | SFI-approved drivetrain parts,
Simpson safety belt, rollbar padding | | Launch Technique | Launch at 3,000, shift at 6,800 | | Best 1/8-mile E.T./MPH Prior to Event | 6.777/102.587 | | Best 1/4-mile E.T./MPH Prior to Event | 10.752/123.59 |
Pontiac G6 Research
When looking for your next vehicle, think about the Pontiac G6, a stylish car with nice features. The G6 has a $1,250.00 cash rebate, which will help you save money on your next new car purchase. It can seat 5 people comfortably. You may also be interested in the Pontiac Solstice and the Pontiac Vibe.
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