- Turbo oil feed thread size??
- Minor Oil Leak
- Engine Front Cover
- Hooker Cat. back
- locked keys in trunk
- Ragged ET STREETS
- touch up paint
- Air Cond pressure readings?
- Crank Angle Sensor
- F body radiator..
- one piece front end???
- can't find procedure for pulling motor
- Removing wheel locks (No key)
- New Champion intake, does it come ported?
- Trouble code 42
- How About A Turbo Special
- Notching the frame
- Crankcase vacuum pump options
- Muffler help...
- Draining Anti-freeze for Head Removal
- EGR & PCV Valve
- Casper Cam Sensor Cap
- Drag Radial
- Precsion 2 step wiring hook up????
- Vavle Covers
- FAL 298 Fan Big Air
- Size of crankshaft bolt
- oxygen sensor
- BOV question for people using them
- down pipe atr
- things under the dash not plugged in ... (pics)
- New Cam - Lifters Question
- Cruise control issues...
- Some one kill my car!!! (blowing fuseable links)
- Cracks in timing cover
- Do you guys think the GN is worth fixing?
- oil pressure and racing
- Which racegas for high boost??
- 1984 Gn
- Best power window motor
- Dual fans not running !
- Aluminum bumper supports code VD6 VD7
- Ring choices for standard bore/stock pistons?
- guage surround from a didgital dash
- valve seals
- My gas Mileage stinks
- Bad fuel pump?
- Does anybody make a 90* reducer hose??
- Loose Nuts...
- where to get SS 300m header studs!
- Blown head gasket need help please
- Headliner problems.
- Is this Ram Air or Cold Air
- bright light switch.......
- Cant build boost on the line?
- Casting #'s
- Got some Total Seals on hand, use them or no?
- Knock, When Warm
- slowly coming together, pics of my udpated fuel rail
- boost control help
- Headgasket/coolant
- Won't run
- new idea for pcv valve sucking oil!!
- what do you guys think about dyno results
- gnx dash
- atr check valve
- Tach on the fritz
- Coolant Leak
- Dash Plaque above glovebox
- Knock sensor going off, but not motor
- Kill switch add on suggestions
- If you run aviation gas
- Knock
- Which O2 Sensor?
- How to swap brakes
- Fouled spark plug issue
- T-bar clamps
- Stainless Up-pipe??
- reseal front cover
- MAF cleaning spray
- Intermittent Cruise control?
- ? on rear end gasket/bearing kit?????
- Can I use "The Right Stuff" for this?
- o2
- What do I need for Ls1 translater swap?
- Performance Chips
- ATR 3 inch Exhaust
- cold starting problems
- Fuel lines
- Help me pick the right backspacing please..
- Gas in oil
- Timing Cover Cranshaft Seal
- Running Rich
- 02 sensor
- Powertrax?
- Adj. brake proportioning valves????
- Blow off or Bleeder Valve
- Problem with hot weather starting/stalling
- 4340 Crank, Steel Caps, Girdles . . .
- Harland Sharp Roller Rocker Question
- location of fuseable links???
- Direct Scan Cable
- What valve springs to use w/ new cam?
- stage 2 heads on 109 block
- Initial Hesitation Help
- factory theft deterrent system...
- Battery On/Off Switch Schematic
- Need Help Identifying Turbo
- fuel pressure
- quick question
- comp 869 lifter height ?
- TCC help
- Alright guys, need any and all advice
- 150,000 too many miles for the 1987?
- Need some tips here?
- gn1 alt/ps bracket
- Electrical Harnest clips
- Welds 15x8 4.5 backspacing
- N/A v6 question
- Need 4" MAF pipe...where?
- what is too much boost?
- Front timing cover oiling mods
- Damn cam sensors!
- THdp & Inovative boost controller?
- BG MOA oil additive(it's got zinc)
- 36LB injectors
- Help needed to i.d. valves
- What´s this??
- tube a-arms and pulleys installed
- BLM thoughts
- Wipers / Brake Fluid
- Stickers
- EGT meter/ tuning questions...
- Another radiator question
- Cold cranking amps
- Got the low mileage Grand National now
- Flex - A - lite Fan # 298
- Need Help Bad!!!!!
- Replace plastic brake resv.
- Need advice. . .
- Help!!!!
- Where to buy test pipe
- Digital Display
- Help with Line lock install
- 82 Regal with Buick 455 V8 Engine
- rubuilding stock oil pump
- oil psi gauge
- knurled aluminum...
- Priming oil pump
- Idle Oil Pressure at 60PSI is this ok?
- Fuel sending unit.....????
- new proportioning valve
- Oil Smells Like Gas Help
- Which AC Delco Oil filters Have Drainback?
- help a guy out...
- front access. help
- GN is stolen from Memphis
- How much do i torque my crossover-pipe bolts?
- Temp guage read hot, but car wasn't
- O Ring part numbers?
- Translator connector
- A/C not working...compressor clutch not kicking in
- Autometer Air/fuel ratio with bosch wideband!?
- Gas in the oil
- How do u identify a turbo?
- oil cooler lines and adapter removal
- Rear brake line fittings
- gnx dash emblem install..
- Performance potential of 4 bolt over 3 bolt turbo?
- Electrical Issues – Low voltage, alternator not charging (very long)
- Dyno #'s
- help with roller cam?
- Inertia Switch to Cut Off Fuel Pump??
- Knock issues, Tuning HELP
- 1.5" wastegate puck
- GNX O2 sensor
- 4.1 pistons
- "zero" oil presure.. please help
- Charcoal cannister.
- Car cuts out while driving...little help please
- Help!-CAT or no CAT
- Sealed Power lifters-wiped or worked?
- Coolant flush??? WHAT TO USE??
- Need a MAF screen. Where can I get one?
- 87 Grand National Astroroof Cars
- Those running Eagle/Cat internal balance crankshafts...
- One-way vacuum check valves
- Where does this bulb go?!
- High Volume Oil Pump Conversion Kit Installation
- Dc Tech
- Engine Rebuild
- tuning with scanmaster
- TE60 rebuilt to what size?
- Reverse light switch for B&M Pro Ratchet Shifter
- ashtray question ????
- knock sensor
- What 1/4 Times Can I Expect Off This Combo?
- CAT Removal
- Braille?
- bolt size
- Valve spring help please
- Need Help w/ Aeromotive Pump Speed Controller
- Rusted Rotors, Any Tricks To Loosen Them?
- Boost Controller Questoin
- Rjc Plate Install/throttle Body Gasket?
- Rebuild kit for throttle bodies?
- Arp Head Bolts
- Ring & Pinion Selection
- Atr
- Is my stock GN slow???
- Very low 02's at cruise
- Cylinder Heads
- LT4 Starter Install Help - Wires Don't Reach??
- 3.23s vs 3.42s
- extender chip w/ th350 trans
- engine rebuild....
- Fuel System Questions
- Pics of my own baby coming together
- Don't Know What To Do, Please Help....
- The best location to put a wideband sensor?
- Whats the fastest you guys have been on straight 93 octane???
- Turbo stall speeds
- where do i find these?????
- What size is the LS1 MAF?
- Stock Inj. Size?
- Factory Boost Controller
- pics of my new motor
- can somebody identify this sway bar?
- INFO NEEDED ON A "ATR"- BOOST CONTROLLER
- Car stumbles when cruising at 1500rpm
- Weird noise
- Does your roller rockers & lifters make noise?
- Intake plenum to oil galley sealant
- stumbling on take off
- Tach Test Wire?
- 140 amp alternator voltage output issue
- smoke at idle
- f/p regulator Q & A
- Boost Commander
- Side moldings/spoiler where to find?
- casper cam senensor cap?
- New best 12.89 at 106
- Need Some Help please
- Running hot intercooler fan?
- Diagnosis needed, where to look first?
- need some major help here...
- Knock, Exhaust Leak, Racetronics
- Tip: Check your alternator post!
- loud noise under car?????
- Hi all newbie here