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Mountain State Mayhem, Part 3: Cookin' Class Races

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STRIP SPECS
Year/Model: 1962 Catalina
Race Weight: 3,740 lbs.
Curb Weight: 3,520 lbs.
Fuel Level: 1/4 tank
Engine: 1962 49N-code 389, bored to 401 cubic inches
Built by: Owner
Induction: Dual 600-cfm AFBs, #72 front, #86 rear jets, .073x.060 metering rods, .5-inch spacer plate
Intake manifold: 2x4 #9770859
Heads: Ported 1963 #9771980, 2.11/1.77-inch Rev stainless valves
Pistons: Forged Ross
Rods: Forged stock
Compression ratio: 11.6:1
Crankshaft: Stock steel
Camshaft: Ultradyne flat-tappet solid, 265º/275º at .050, .610/.610 lift with Harland Sharp 1.65-ratio roller rockers
Ignition: Mallory Unilite distributor, MSD 6AL electronic, MSD Blaster coil
Total timing: 44º at 3000 rpm
Exhaust: 2.25-inch outlet factory aluminum manifolds, 3-inch Flowmaster dual exhaust
Transmission: Jerico 4-speed
Clutch: McLeod 11-inch
Shifter: Jerico
Rear type/ratio: Early 1962 pumpkin-style, Strange spool, 5.14 gears
Brakes, F/R: Factory drum
Wheels: Weld, 15x5 front, 15x8 rear
Tires, F/R: Mickey Thompson, 28x7x15 front, 30x9x15 rear
Suspension, Front: 90/10 Koni shocks, stock weak springs, no stabilizer bar
Suspension, Rear: Stock weak shocks, stock weak springs, boxed stock control arms, air bags with 5 psi left, 13 psi right, no stabilizer bar
Chassis modifications: Rollcage welded to frame
Interior modifications: Simpson harness
Exterior modifications: Fiberglass bumpers and brackets
Safety modifications: Rollcage, driveshaft loop
Paint: Aqua
Launch Technique: Pop clutch (not sidestep!) at 4,500-5,000, depending on track

STRIP TUNING LOG
Run Tuning Launch RPM Shift Point 60-FT 1/8 ET MPH EST 1/4 ET
1

Tires 11 psi 4,500 5,500 1.64 7.61 89.06 11.83
2 Tires 10 psi 4,500 5,500 1.70 7.66 89.06 11.91


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