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Pontiac Pavement Pounders Shootout: Ladies' Day

0412Pon Shoot 10 Z 0412Pon Shoot 13 Z 0412Pon Shoot 12 Z
Strip Specs
Year/Model: '65 GTO
Race Weight: 3,460 lbs
Engine: '74 YA-code 400
Cubic Inches Before/After: 400/406
Compression Ratio: 9.58:1
Built By: Tom Richcreek
Fuel: 93-octane
Carburetor: 750 Holley, #78/84 jets
Spacer Plate: 2"
Intake Manifold: Edelbrock Torker I
Fuel System: Holley Blue 110 gph, 3/8" fuel line from fuel cell to Holley regulator, set at 6 psi
Heads: '67 670s, ported by Mark Kauffman, 2.11/1.77 Ferrea stainless valves, 5.1" length
Flow Numbers: 257-cfm intake, 219-cfm exhaust at 28" of water
Pistons: TRW forged, 4.15" bore (400 + .030)
Rings: Speed-Pro
Rods: Crower Sportsman forged steel 6.625 length
Crankshaft: Stock Pontiac cast, polished and balanced by KRE
Rotating Assembly Balanced: Yes by KRE
Camshaft: Comp Cams hydraulic roller, 236/242º duration, .520/.540 lift with 1.52:1 Comp roller rockers, LSA 110º, centerline 106º
Installed Position: Straight up
Distributor: GM HEI
Total Timing: 36º at 2,400
Exhaust: Hooker headers, 1.75" primaries, 3" collectors
Power Adder: None
Transmission Type: Turbo 400, shift kit
Converter: 9", 4,500-stall by Jason Brock at Multiperformance Specialties
Shifter: B&M
Rear Type, Ratio: 12-bolt spool, 4.11 gears, built by owner
Wheels/Tires, Fr: Centerline Telstar 15x4/Cornell 195R15 radials
Wheels/Tires, Rr: Centerline Telstar 15x8/M/T ET Drag slicks, 28x10.5x15
Tire Pressure: 45 psi/15 psi
Suspension Fr: Stock sway bar removed, adjustable Summit drag shocks set on 70/30 driver and 90/10 on passenger
Suspension Rr: Ladder bars, stock coil springs, KYB gas shocks
Chassis Modifications: 8-point rollcage
Interior Modifications: Summit racing seats, AutoGauge instrument panel
Exterior Modifications: Painted bumpers, graphics by S&K Vinyl Graphics
Safety Modifications: 8-point cage, 2 driveshaft loops, RJS 5-point belts dated 12/03, SFI-approved drivetrain components
Launch Technique: Foot brake, rpm varied but best results came with 2,000 rpm launch
Best e.t./mph Prior to Event (1/4-Mile): 1.72 at 117

Strip Tuning Log
Run Tuning Launch RPM Shift Point 60-FT 1/8-Mile 1/4-Mile
1. As stated in Strip Specs 1,600 6,000 2.16 8.11/90.57 12.47/112.4
3. Same 1,600 6,000 1.79 7.59/91.59 11.89/113.97
4. Plugs, jets, & timing checked 2,000 6,000 1.77 7.72/91.27 12.04/113.35
5. Same 2,000 6,000 1.65 7.46/92.22 11.74/114.40
7. Same 2,000 6,000 1.62 7.42/92.6 11.69/115.10
Five most important passes are listed here in the order that they occurred
Notes
Run 1: Bad bog offline; is it too cold?; Run 3: Still some hesitation; Run 5: That's better!; Run 7: Personal best e.t., best e.t. for car

0412Pon Shoot 14 Z 0412Pon Shoot 17 Z 0412Pon Shoot 16 Z
Strip Specs
Year/Model: '97 Grand Prix GT
Race Weight: 3,200 lbs
Engine: '99 L36 3800 naturally aspirated
Cubic Inches Before/After: 231/252
Compression Ratio: 10.6:1
Built By: ZZ Performance
Fuel: 93-octane Shell
Air Box: WhizAir- 9" cone
MAF/Throttle Body: Stock GM 68mm
Injectors: 24 lb-hr
Intake Manifold: Stock thermoplastic L36
Fuel System: Stock GM
Heads: '99 L36, ported by ZZPerformance, GM 1.87/1.57 valves
Flow Numbers: N/A
Pistons: Stock GM hypereutectic
Rings: Stock GM
Rods: ZZP forged steel
Crankshaft: ZZP stroker crank based on stock GM nodular-iron unit, stroked from 3.4 to 3.7"
Rotating Assembly Balanced: Yes
Camshaft: Comp Cams hydraulic roller 212º/218º duration at .050, .560/.528 lift with stock 1.6:1 rockers, 112º LSA
Installed Position: Straight up
Distributor: Stock GM crank trigger unit
Total Timing: Computer controlled
Exhaust: The Other Guys headers, 1 5/8" primaries, 2.25" crossover, 3" collectors, remaining exhaust system is stock
Power Adder: None
Transaxle: 4T65-E, 3.69:1 final drive ratio
Converter: ZZP 4,000 rpm stall
Shifter: Stock
Brakes F/R: Production 10.9"
Wheels/Tires, Fr: Konig Villan 17x8/ 245/45-17 Nitto drag radials
Wheels/Tires, Rr: Konig Villan 17x8/245/45ZR-17 Yokohoma radials
Tire Pressure: 20 psi/44 psi
Suspension F/R: GM Performance Parts suspension kit, Eibach springs
Chassis Modifications: None
Interior Modifications: None
Exterior Modifications: Removed left headlamp for the event
Safety Modifications: Stock GM seatbelts
Custom Computer Programming: By Digital Horsepower, raised shift points, trans pressure, etc.
Launch Technique: Foot brake to 2,000 rpm
Best e.t./mph Prior to Event (1/4-Mile): 13.52 at 100 mph

Strip Tuning Log
Run Tuning Launch RPM Shift Point 60-FT 1/8-Mile 1/4-Mile
1. See Specs 2,000 5,200 2.74 9.3/80 14.25/99.64
3. Same 2,200 6,000 1.93 8.54/81.11 13.4/100.8
4. Same 2,200 6,000 2.02 8.63/81.2 13.48/101.3
5. Same 2,000 6,400 1.83 8.3/81.48 13.24/101.37
6. Same 2,000 6,400 1.94 8.48/82.23 13.29/102.21
Five most important passes are listed here in the order that they occurred
Notes
Run 1: Auto shift; Run 3: Good traction; Run 4: Can't hook; Run 5: Personal best e.t.;
Run 6: Personal best mph


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Related Photos

0412Pon Shoot 01 Z 0412Pon Shoot 05 Z
0412Pon Shoot 02 Z 0412Pon Shoot 04 Z

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