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1980 Pontiac Lemans

1968 Pontiac GTO And 1980 Pontiac LeMans - Shootout - Pontiac Pavement Pounders

STRIP SPECS
Year/Model '68 GTO
Race Weight With Driver 3,810 lbs
Curb Weight 3,660 lbs
Fuel Level When Weighed ¼-tank
Fuel 93/110-octane blend
Engine '67 428, YH code
Cubic Inches Before/After 428/433
Engine Built By Keith Elliott of Precision Engine(Reeders, Pennsylvania)

Induction System
Air Cleaner Moroso 14x3-inch
Carburetor Q-jet, 750 cfm
Jets Unknown
Spacer Plate None
Intake Manifold Performer RPM

Fuel System
Pump Carter 120 gph
Lines -6 AN
Regulator None

Heads
Casting '68 No. 16
Head Porting Bowl blend
Flow Numbers N/A
Valves Ferrea SS 2.11/1.77-in

Bottom End
Pistons KB flat-top, 4.155-in
Rings Total-Seal, file to fit, gapless
Rods Stock
Compression Ratio 10.75:1
Crankshaft Stock, 4.00-in stroke
Rotating Assembly Balanced Yes

Camshaft
Brand Comp Cams Magnum solid roller
Duration at 0.050 244/244-deg
Duration Advertised 288/288-deg
Lift With Specified Rocker Arms 0.550/0.550-in
Lobe Separation Angle 106-deg
Installed Position Straight up
Rocker Arms Comp Cams roller 1.51

Ignition
Distributor MSD Pro-Billet
Amplifier MSD 6AL
Coil MSD Blaster
Wires ACCEL 8mm
Spark Plugs Autolite 45
Total Timing 36-deg
Rpm that total timing is reached 2,100 rpm

Exhaust
Headers Hooker Super Comp
Primaries 1.75-in
Collectors 3.00-in
Exhaust Pipes 3.00-in
Mufflers Pypes
Crossover 3-in X-style and header dumps

Drivetrain
Transmission Turbo 400 with shift kit
Converter B&W, 10-in, 2,800-rpm stall
Shifter Stock
Rear Moser 12 bolt
Rear Gear Ratio 3.731
Posi Detroit True Trac
Axles Moser, 33-spline

Chassis and Suspension
Brakes F/R Drum/drum
Wheels F/R Cragar SS 15x7
Tires F/R BFG 245/50R15 and M/T drag radials 275/50R15
Tire Pressure F/R 38 psi/12 psi
Suspension Front
Springs Stock GM coils
Control Arms Stock GM
Stabilizer Bar 1-in
Shocks KYB
Other Features PST poly bushings
Suspension Rear
Springs Stock GM coils
Control Arms Stock
Shocks KYB
Stabilizer Bar 0.875-in
Other Features Boxed lower rear arms, PST poly bushings, Edelbrock body brace
Chassis Mods None

The Rest
Interior Mods Sunpro tach
Exterior Mods None
Safety Mods SFI-approved drivetrain parts, driveshaft loop, first aid kit
Color Poncho Primer Gray
Launch Technique Footbrake to 2,200 rpm, then it's on the wood
Best 1/8-mile E.T./MPH prior to event Unknown/unknown
Best 1/4-mile E.T./MPH prior to event 12.23/109.45

STRIP TUNING LOG
Run/Tuning Launch RPM Shift Pt. 60-ft. 1/8-mile 1/4-mile
1. 36-deg timing 2,000 5,200 1.71 7.85/86.37 12.43/106.09
18 psi in tires, open exhaust
3. Same, 16 psi 2,200 5,200 1.82 8.00/86.16 12.58/106.60
4. Same 2,300 5,200 1.75 7.86/86.86 12.43/106.54
BEST PASS CORRECTED 12.09/109.55
5. Same 2,200 5,200 1.87 8.00/86.64 12.57/106.00
6. Same 2,200 5,200 1.73 7.86/86.58 12.44/105.67

1968 Pontiac Gto Front View 1968 Pontiac Gto Bill Black 1968 Pontiac Gto Engine

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Related Photos

1980 Pontiac Lemans 1980 Pontiac Front View
1968 Pontiac Gto Full View 1980 Pontiac Dan Albright

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