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Pontiac Pavement Pounders Shootout in Virginia

Hppp 060200 Shoot 15 Z Hppp 060200 Shoot 16 Z Hppp 060200 Shoot 17 Z
Strip Specs
Year/Model: '73 Firebird
Race Weight: 3,370 lbs
Curb Weight: 3,170 lbs
Fuel Level: Full-tank
Type of Fuel: 100-octane Sunoco
Engine: '75 455
Cubic Inches Before/After: 455/462
Built By: Owner and Verlin Hale
Carburetor: Holley 1050 Dominator, jets No. 91 square
Spacer Plate: 0.5-in Moroso phenolic
Intake Manifold: Victor
Fuel System: Mallory 140 gph pump, 1/2-in line, Mallory regulator set to 7.5 psi
Heads: '68 No. 16, ported, Ferrea 2.11/1.77 stainless valves
Flow Numbers: N/A
Pistons/Rings: SRP forged flat-top 0.030 / Speed-Pro file-fit
Rods: CAT forged steel, stock 6.625-in length
Compression Ratio: 12.5:1
Crankshaft: Eagle cast steel 4.210-in stroke
Rotating Assembly Balanced: Yes
Camshaft: Comp Cam solid roller, 252/262-deg at 0.050, 0.619/0.604 lift with 1.65:1 rockers, LSA 106-deg, centerline 102-deg
Installed Position: 4-deg advanced
Rocker Arms: Comp Cams roller 1.65 ratio
Ignition: Stock HEI, MSD 6AL and three-step, Taylor wires, AC plugs
Total Timing: 35 deg at 2,200 rpm
Exhaust: Hedman 1.75-in primary Hedders, 3-in collectors
Power Adder: None
Transmission: Turbo 400, reverse pattern manual valvebody performance rebuild by Andy Reed
Converter: 10-in Coan, 4,500-stall
Shifter: B&M Pro Stick
Rear: Moser 9-in Ford, 4.11 gears spool, 33-spline axles
Brakes F/R: Stock 10.9-in disc / stock 9.5-in drum
Wheels F/R: Centerline 15x3.5 / Centerline 15x14
Tires F/R: Moroso 15x7.50 / M/T 15x14x32 slicks
Tire Pressure F/R: 40 psi / 10 psi
Suspension Fr: Stock, stabilizer bar removed, Comp Eng. adjustable shocks set to 90/10
Suspension Rr: Landrum monoleaf springs, stabilizer bar removed, Comp Eng. Slide-A-Links and adjustable drag shocks set to 30/70
Chassis Mods: Six-point rollcage
Interior Mods: Stock interior removed, race seat
Exterior Mods: Rear wheelwells enlarged, cowl induction scoop on hood
Safety Mods: Six-point rollcage, SFI-approved drivetrain parts, driveshaft loop, RJS five-point harness
Paint: Wine
Launch Technique: Off transbrake at 4,000 rpm
Best 1/4-mile ET, MPH Prior to Event: 11.01 at 122

STRIP TUNING LOG

Run

Tuning

Launch RPM

Shift Point

60-FT

1/8 E.T./MPH

1/4 E.T./MPH

1 35-deg total timing, Tires 11 psi 4,000 5,500 1. 50 7.01/96.23 11.12/118.51
2 Tires 10 psi, Changed front jets from No. 91 to No. 87 4,000 5,500 1.51 6.99/96.78 11.09/118.55
3 Changed rear jets from No. 91 to No. 89 4,000 5,500 1.53 7.02/96.43 11.13/118.14
4 Changed squirters from 35 downleg to 45 annular 3,000 5,500 1.51 7.01/96.74 11.10/118.95
5 Jetted No. 89, square, Changed squirters back to 35 downleg 3,000 5,600 1.49 6.96/97.15 11.03/119.67
Run Notes: 1) Off the trailer, carb too fat; 3) 60-foot off


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