View Full Version : LT1-LT4 Modifications
- NSA Rockers Vs. Shaft Mount?
- rpm readings
- New/used opti
- LT1 performance advice
- Grinding sound when cranking
- Wires touching LT headers
- Lt1 steam pipe
- Ok so now what?
- uninstalling the throttle cable
- Cc503 cam swap
- FS: LT1 parts getting buried in classifieds. Opti, coil/icm and more
- 1993 lt1 Trans Am Bad ECM?
- Need help with LT1 Camaro Oil Leak
- crankcase breather for 1996 impala SS
- Long Tubes vs 1 3/4 Mid Length headers
- Le 227/235 565/579 110lsa
- Torsen Differential whines on deceleration....
- Help me decide
- fuel lines
- 92 y body - c41 error code - icm question
- Auxiliary Oil cooler question
- Built 383 first start up... well, sort of
- Where to get the push in tabs for..
- Where you guys buying your Optis these days?
- The tranny to have?
- Ati super damper
- Want to do a cam swap on my lt1
- Parts questions rockers and rocker arms
- Cheapest way for fan tune
- new help Opti spark like always
- 24x Le2 355 problems after 1st drive
- Help with my rebuild (performance)
- Can a faulty Knock sensor or Crankshaft position sensor?
- LE H/C Yes or No?
- McLeod Street Twin in Phoenix.
- Low rpm miss. Please help
- 93 LT1 Trans Am. Safe mode!!!!!
- Drivers side window not going up all the way
- LT1 Problems
- Blow by and blue smoke!
- Rebuild 350 or bore 355?
- powdercoating sucks
- Orange gunk on new Autolite 104's & more..?
- How likely is my block cracked?
- Power #’s with this setup???
- used cheap hot cam or a good new cc503?
- Stumped!!! HELP!!!!!!!!!!!!!!!!!!!!!!
- LT1 Design (trying to learn)
- 1997 Camaro LT1 Intake Elbow Replacement
- Questions about front wiring harness
- 97 camaro instrument panel plug
- Intake Manifold Question (not related to port matching)
- New LT1 Nitrous Record
- New 24X conversion kit for LTX?
- Camshaft options
- 383 lt1 build going forward!
- Oil & Trans cooler in front grille.
- Idle/maf issue
- Hesitation, maybe surge 1-2.5k?
- I need help with an Le2 24x build Injector issue
- Who would win?
- 1997 trans am lt1 cranks but no spatk
- maf circuit
- 93 LT1 Trans Am Trouble. Help!!
- Fried my accel dfi thruster EFI 02 sensor
- Going into open loop
- Assembled GTP ported LT4 heads and intake value - heads just refreshed (0 miles)
- My little Junkyard gem
- 1995 Impala SS long tubes?
- LT1 / 700R4 / Megasquirt / Opti-delete
- Wideband O2 Wiring
- Msd opti timing adjustment
- 700r4 lock up problem
- Been running hot lately
- Finally...
- New383 - RMS Not Concentric w. Crank!
- Planning a LT-1 Build for next year
- How to verify an OEM LT1 SS Hood.....
- Installing crankshaft hub
- 97 SS - back to stock?
- 1985 Trans Am
- Mystery connectors
- 18in strasse with Mickey Thompson e/t
- Car is one step closer
- Oil Cooler Delete Bolts
- 95 vette balancer line up
- With VATS tuned out....?
- New cc503 cam and cop cam rockers
- Lt1 injectors
- Who says turbos heat soak!
- Code 43..
- Wanted forced induction methanol kit
- lt1 build
- oil filter relocation kit
- 97 LT1 fuel assembly question
- Need some advice please
- Installing a/c lines.
- Crank Swap: Key at 12 = #1 TDC?
- Timing, CC503, stock cubes, ported heads
- 97 LT1 Exhaust questions
- Lt1 camshaft
- Lt4 each module wanted!!!
- Accurate info on LT1 T56 clutch parts, please
- Aeromotive Regulator return line question- loose?
- Header recommendations
- Will a 94 LT1 work in a 93 w/o modifications?
- Who still makes a turbo kit for the lt1
- water pump shaft seal
- I did better than a junkyard motor...
- Throttle Body Bypass - Overheating & dirty TB
- Lt1 corvette Allen's chambered muffler eliminators
- Throwout bearing bent
- Need help in Pittsburgh. Best trade of all time(bluit lt1 Camaro for a cr250)
- LT1 oil system diagram
- T-top car window gaskets - can you save them?
- Early ls1 help??!!!!
- Blowing Fuse #5 PCM
- Strange 385ci LT4 Oil Pressure Issue
- WTB: SFI bellhousing (McLeod or Quicktime)
- parts question eletric water pump
- Spark plug issue
- aftermarket LT1 parts for sale (Some OEM)
- 383 Stroker. No spark for first 5-6 secs
- 4L60E shifts soft after converter install
- Cam Install On A 94 Z28
- Best 2 step?
- 93 Camaro No-Start: Dumping fuel, weak spark
- Help with pulley
- timing chain cover modify
- CS144 LT1 Alternator
- LT1 pan removal
- lt1 383 24x timing table......?
- Built 383 lt4 runs ok but misfires abnormally.
- A/C knobs not working, air not flowing from dashboard vents
- Possible coolant leak from arp head studs?? Need Advice
- Idle Issues: Who wanna help out?
- Will not crank
- Installing crankshaft seal
- Full Dash Cap ?
- 1994 LT1 VATS/theft deterrent issues
- Changing springs.
- parts question
- 95 Z28 severe stuttering under load (with video and tunerpro datalog)
- Just bought a 94 Formula for 500 bucks
- Ported Factory heads ready to bolt on
- How to use Kent Moore LT1 hub puller
- track times
- evap delete
- Clutch mystery
- Crank Question
- Best place to sell LTX parts? Link Added
- Water pump shaft seal
- LT1 FRC Pics for Fbody
- widest tires and wheels for 1996 impala SS
- Preload on lifters with no oil
- Holding the crank from turning
- Which aluminum heads?
- Car won't start
- 24x Install Question
- 323 vs 373
- new 1/4 personal best for my lt1
- Injectors on stock tune?
- Lt1 power steering line nut size? 16mm or 5/8?
- What to do with 1993 Formula track car.....
- NA LT1 9.81 @ 138.2 **Updated 11-8-15
- 94 lt1 Trans Am 217k
- BMR torque arm relocation kit
- How do I preload lifters?
- help please !
- Magnaflow Muffler
- Ignition Lock Cylinder Issue
- We have Optisparks if you need one!
- Broken Arp flywheel bolts what's causes this?!
- 96 z28 running rich
- summit brand mallory 685
- 383 part question
- MAP2 tune on an OBD1
- Lt1 No start
- Headers which one to use
- Fuel Line Question
- Aeromotive 13107
- Car shuts off randomly... Any thoughts?
- Converting to turbo setup.
- 1996 impala caprice SS wheel center cap
- Speedshops in Central Va?
- Plug Recommendation
- My 500 Dollar Jewel
- EBAY Special LT1SS Spoiler....(Not Mine)
- Need built OVC wires. Magnecor any good?
- Project-Fastest Heads/Cam/6 speed BUILD THREAD. + FAST XFI/E85/N2O
- 24X wiring help please
- Driveshaft Q's
- What will 255L support?
- 30 lb SVOs with Le2 setup and possible nitrous?
- 24X swap Vacuum Setup
- New Best, 2nd pass on spray( vid)
- optispark torx screw size?
- My fuel pump isn't working.
- Change AI 226/234 for 230/238?
- Piss, clutch or slave cyl?
- What injectors do I need? (General idea)
- car wont start, good spark, weak noid light
- Steam pipe question?
- Question on pulling the oil pan
- Back in a Lt1
- Questions After Heads/Cam - Oil Pressure & Misc
- ICM's literally burning up. need help
- Are they full of bull? Or is there really a gain to be had?
- New wide band shows lean cruise in closed loop, 24x LT1
- removing the crank pulley from my 1996 LT1 impala SS
- Tin sound in exhaust, stuttering. dropped cyl?
- Injector length question
- 95 LT1 no spark 1/2 hour after cap rotor replacement ???????
- Stock bottom end failures due to too much rpm
- 396 lt1 build question
- Malf 36: Opti Fail... AGAIN!!!
- LE cam choice???
- TunerCats Question?/Help!
- Gen X 21 LT1 Heads
- Where did that 6th gear shake come from?
- Crank hub puller
- No speedo, rev lockout HELP
- Need cam help yes i read the cam thread
- LT1 mechanic/shop recommendation in Tucson AZ
- 96 V6 with 95 Z28 LT1 swap Help.
- High HP LT1 builds + cylinder bores out of round
- Another Water Pump Thread...
- help..no START, I have fuel and spark
- P.o.s. 4l60e
- What kind of compretion ratio will i get out of these pistons
- PAC1212X valve springs with CC503 cam?
- LT1 going 24x swapped guys pleas step in
- No air or egr?
- Plug wires vs longtubes
- Head Gasket?....Seems to be a common theme
- Ok im lost here...
- At a crossroad
- OE LT-1 cylinder heads
- Open headers --- Anyone have this issue running them open
- Lt1 conversion swap & obd1 mod questions.
- Blown Head gasket?
- vacuum pump bracket and crank mandrel on my lt1
- Bolt on nitrous car with 2:73s TRACTION ISSUES
- First time on the bottle checklist
- Help Lean condition
- 4L60 lock/unlock for torque converter settings.
- Lt1 clutch
- comp 304 for sale
- 1993 camaro
- Any LT1 OBDI tuners in Northern IL?