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Recipe # 30

Jim Gillum's 160hp dragster

1. Owner Jim Gillum Racing
2. Email Address [email protected]
3. Vehicle Type 1973 Karmann Ghia convertible
4. Displacement 2110cc
5. Crankcase New type 1, dual oil relief, deburred, full flowed, clearanced for 76mm crank, bored for 94mm, shuffle pinned, spot faced for case nuts
6. Crankshaft CB Perf. 76mm one piece forged, counterweighted, eight dowel pinned, VW journals.
7. Connecting Rods Eagle "H" beam with ARP rod bolts (220,000 PSI) 5.5 inches long.
8. Pistons&Cylinders Mahle 94mm with Total Seal rings, Gene Berg wrist pin keepers.
9. Piston Rings Total Seal
10 Camshaft CB Perf. K-8 308 degrees duration advertised, . 530 thousands lift @ valves, titanium retainers & keepers.
11 Cam gears Straight cut, steel on steel, set straight up.
12 Cam followers CB Perf. Light weight modified by Jim Gillum Racing.
13 Pushrods Penley carbon fiber, custom length.
14 Cylinder Heads CB Perf. Competition eliminators with 46 mm intake valves & 38 mm exhaust, dual big block Chevy springs, pocket ported by Jim Gillum Racing.
15 Rockers CB Perf. 1.4 to 1
16 Spark Plugs ND Denso 12 mm X24ES-U
17 Exhaust S & S 1 5/8 merged with Jim Gillum Racing designed and built motorcycle expansion chamber to a 3 ½ inch in and 3 ½ out two chamber Flowmaster muffler.
18 Compression Ratio 9 to 1 static. 91 octane.
19 Fuel System Dual Weber 48mm IDF’s with 40 mm venturis, match ported manifolds.
20 Fuel Pump Carter electric at fuel tank
21 Oil Pump Gene Berg 30 mm full flow with Gene Berg relief cover.
22 Oil Sump CB Perf 1 ½ quart.
23 Oil Cooler No oil cooler. Two electric squirrel cage fans over heads and barrels.
24 Ignition MSD 6 AL with two step, MSD coil & wires
25 Distributor MSD
26 Flywheel VW forged, 12 ½ lbs.
27 Pulley Doug Fisher crank damper, no belt groove.
28 Clutch Kennedy 1700 lb.
29 Pressure Plate Kennedy "Gold" solid disc
30 Transmission 1973 IRS built by Peloquin’s Transaxles and Jim Gillum Racing. FTC main shaft, super diff, 091 bus spider gears, side gears and CV joints
31 Wheels Front are Mitchell spindle mounts, 15 X 4, rears are Monoqouc, 15 X 5 ½
32 Tires Frt. 135- 15, rear, Firestone 15 X 8 inches wide, 26 inches in diameter.
33 Max. Horsepower 161 @ 6500 rpm calculated.
34 Max. Torque 149 @ 5000 rpm calculated.
35 0-60mph Time About 4 seconds.
36 1/4 mile Time 12.63 at 104 mph
37 Engine Mileage Dozens of passes down the drag strip.
38 Cost To Build $10,000
39 Purpose Bracket racer.
40 Comments I am very pleased with this combo. I limit the rpm’s to a max of 7400 rpm. I want this engine to last hundreds of passes. I launch from between 5000 to 7200 rpm’s. I shift at 7000 rpm.

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