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Pontiac Pavement Pounders Shootout - Pontiac Heaven/Speedworld Motorplex Edition

Pavement Pounders Speedworld Motorplex 1968 Grand Prix Burnout Pavement Pounders Speedworld Motorplex Mike Ciraolo Pavement Pounders Speedworld Motorplex 1966 Grand Prix Engine Bay
STRIP TUNING LOG
Run/TuningLaunch RPMShift Pt.60-ft1/8-mile1/4-mile
1. Jets #81 square; 34-deg timing; 42-psi front tires, 22-psi rear tires1,0005,6001.778.36/81.0813.19/101.72
2. Same; 100hp NOS1,0005,6001.667.82/86.3312.38/107.50
3. Same; 32-deg timing; 20-psi rear tires1,0005,4001.767.87/86.8712.40/107.22
4. Same; no NOS8005,6001.928.54/80.1113.41/101.13
7. 34-deg timing; 22-psi rear tires; NOS fuel pressure increased to 6.5 psi1,0005,6001.667.75/87.6212.28/109.08
BEST PASS CORRECTED ON NOS11.77/113.84
8. Same, without NOS1,0005,4001.778.32/81.2513.15/101.61
BEST PASS CORRECTED ON MOTOR12.60/106.05
Top six runs are listed in the order that they occurred.
Run Notes: 1) Alt. 3,300 feet, little tire spin, good run, 91 octane; 2) Alt 3,400 feet, little tire spin, good run; 3) Alt 3,450 feet, no spin, didn't like tire pressure at 20 psi; 4) Alt. 3,450, car too heavy for low tire pressure; 7) Added 0.5 psi to NOS fuel due to hot day.

STRIP SPECS
Year/Model: '66 Grand Prix
Race Weight: Approx. 4,375 lbs
Curb Weight: Approx. 4,200 lbs
Fuel Level: N/A
Fuel: Chevron 91 octane
Engine: Original '66 389, YS-code, +0.040
Cubic Inches Before/After: 389/396
Engine Built By: Previous owner, Jason Yonkey
Power Adder: NOS Cheater system, 100hp
Top End
Air Cleaner: K&N
Carburetor: Holley 750 DP
Jets, Primary/Secondary: #80/#80
Spacer Plate: NOS 1/2-inch, aluminum, open with spray bar
Intake Manifold: Edelbrock Torker
Fuel Pump: Mallory 250-gph electric
Lines: 1/2-in
Regulator: Mallory, set to 6.5 psi
Heads: '68 #16
Head Porting: Home-ported
Flow Numbers: N/A
Valves: Ferrea SS, 2.11/1.77-in
Bottom End
Pistons: TRW forged, flat-top, +0.040
Rings: N/A
Rods: Stock cast, 6.625-in
Compression Ratio: 9.5:1
Crankshaft: Stock cast, 3.75-in stroke
Rotating Assembly Balanced: Yes
Camshaft
Brand: Lunati hyd. R/A-IV grind
Duration at 0.050: 231/240-deg
Duration Advertised: 308/320-deg
Lift with Specified Rocker Arms: 0.526/0.526
Lobe Separation Angle: 110-deg
Installed Position: Straight up
Rocker Arms: Harland Sharp roller, 1.65:1
Ignition
Distributor: MSD Pro-Billet
Amplifier: MSD 6AL
Coil: MSD Blaster 2
Wires: MSD 8mm
Spark Plugs: ACCEL #137
Total Timing: 32-deg
RPM Total Timing is Reached: All-in by 3,000 rpm
Exhaust
Headers: Hooker
Primary: 1.875-in
Collector: 3.00-in
Pipes: 3-inch head pipes
Mufflers: 3.00-in SS Flowmasters
Crossover: None
Drivetrain
Transmission: Turbo 400, Alto Red clutches, manual valvebody
Converter: TCI, 4,000-rpm stall
Shifter: B&M
Rear: GM 12-bolt
Rear Gear Ratio: 4.10:1
Spool: Strange
Chassis and Suspension
Brakes F/R: Stock 11-in drum
Wheels F/R: Cragar SST 15x8
Tires F/R: Goodyear 215/70R15 / M/T 275/50-15
Tire Pressure F/R: 42 psi/22 psi
Suspension Front
Springs: Stock
Control Arms: Stock
Stabilizer Bar: Removed
Shocks: KYB gas
Suspension Rear
Springs: Stock
Control Arms: Stock
Stabilizer Bar: None
Shocks: Gabriel
Other Features: Air bags, 10 psi right, 0 psi left
Chassis Mods: None
The Rest
Interior Mods: None
Exterior Mods: Harwood hoodscoop
Safety Mods: Driveshaft loop
Paint: Stock Gulf Turquoise, PPG
Launch Technique: Deep stage, rev to 1,500 and stomp it
Best 1/4-mile ET/MPH Prior to Event: 12.85/106 on motor, 12.3/109 with 100 shot of NOS


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