Basics -1986 IROC-Z28, 305TPI, 700R/4, 3.42posi, Dunlop SP4000 245/50ZR-16, 3,700lbs.
Options - Red ext, Tan int, T-tops, PSt, PB, PSr, FM/Tape, PM, PW, RWDF,CC.
Purchase -$3500, 87,000mi., Sep., 1997
Performance - Baseline
60' -2.0 sec.
1/4 mi - 16.5sec @82mph.
Engine Power - 190hp
Engine Mods - Phase I
Intake - Cold air, gutted air boxes, K&Ns, TPIS relocated MAT, gutted MAF, TPIS airfoil.
Exhaust - Edelbrock TES ceramic coated, hi-flow cat, Edelbrock RPM 3" cat-back.
Fuel - HyperTech AFPR @48psi.
Ignition - HyperTech HEI coil/cap/rotor, MSD 8.5mm SuperCond wires, Moroso Looms, SplitFire plugs@.045"
Chip - Performance Resource "California" type.
Cooling - 180 deg thermostat, fan on at 180 via PR chip.
Crankshaft - March underdrive pulley, Summit SFI 18.1 Damper.
Lubrication - Quaker State Full synthetic 5W50 oil.
Body Mods - Phase 1
Interior - Recovered Tan headliner, GM header console, Cobra radar detector On/Off with ignition.
Exterior - GTO clear headlight covers.
Performance - Phase 1
60' -2.15 sec.
1/4mi - 15.06sec @92mph.
Engine Power -260hp (calculated, assumes 15% drive train loss)
Engine Mods - Phase II
Intake - BBK 52mm TB, Port/polish plenum, polish runners, chrome paint plenum tailpiece, TB coolant bypass, Cool Air conversion to Ram Air.
Fuel - Rochester 22# "Vette" injectors (reconditioned & flow matched to 1%).
Crankshaft - Summit SFI 18.1 damper.
Cooling System - 160 deg thermostat and fan sw.
Drive Train Mods Phase II
Tranny - TCC lockup switch and LED indicators.
Body Mods - Phase II
Chassis - SSM SFCs welded to front & rear subframes and rocker panels.
Engine Mods - Phase II (Future)
Intake Valve Train - CompCams 1.6:1 5/8" full roller rockers.
Drive Train Mods Phase II (Future)
Tranny - TransGo shift kit with Vetter servo., B&M shifter.
Tires - BFG 255/50-16 drag radials.
Body Mods - Phase II (Future)
Interior - Tan carpets & mats.
Exterior - Red paint and gold& black decals.
Performance - Phase II (So Far)
60' -1.99 sec.
1/4 mi - 14.689 sec @ 93.34mph.
Engine Power - 280 hp
Engine Mods - Phase III (next year)
Heads - T/F with 2.02/1.60 int/exh fully ported.
Intake - Edelbrock Base & runners port matched.
Cam - Roller cam & lifters (specs under innvestigation).
Timing - Roller timing chain.
Performance - Phase III (next year)
60' - 1.8 sec.
1/4 mi - 13.6 sec @ 100 mph.
Engine Power - 340 hp.
Latest Site Update
03/30/99
1) Changed Phase 1 Mods from Parasitic to Crankshaft.
2) Added Summit SFI 18.1 damper and SSM SFCs.
06/01/99
1) Phase II - Intake & Fuel mods, except ram air.
06/13/99
1) Phase II - 160 deg thermostat & fan sw
06/24/99
1) Phase II - TCC lock up switch and LED indicators
2) Phase II - Cold Air conversion to Ram Air