View Full Version : LT1-LT4 Modifications
- Opti install gone wrong
- Looks like I spun a bearing, Need some advice on how to build a new motor..
- why doesnt anyone run these heads
- odd stalling issue
- Having a problem with cold startin need input
- AC delete pulley.
- Will the 10 Bolt hold up?
- Please help!!!!
- Lt1 turbo time, what is recommended by the turbo guys?
- Crank hub seated?
- 93 lt1 what timing box to use
- ebay headers
- New PB LE2 383
- Huge post - Main problem is front four plugs are lean?
- anyone had a custom solid roller nitrous cam ground lately?
- New LT1 TA. Back in a LT1
- 4l60e diffrence lt1/ls1
- Odd engine code thrown?
- Few questions on my build
- Water pump drive seal in timing cover
- Who makes Front and Rear main Caps for lt1's
- Cooling fans + temp sensors
- New time for the LT1!
- lt1 build NEED HELP
- Lt1 surging at idle
- oil pressure sending unit, WTF?!
- help?lt1 smokeing out the exhaust
- 4l60e issues
- How cheap can you get an LT1 Auto to 12 secs?
- TunerCAT .bin file Repository -- Search for bins , upload your own bins!
- Catback Question
- Wanted long tube headers
- more problems after header install (p0131)
- Missing at high rmps need help
- Opti problems
- Another diagnostic tip for bad LT1 behavior...
- need help with boost
- Building motor... need HELP!!!
- Roller Rockers w/ stock valve covers, and valvetrain noise...
- afr 210 comp. heads or a.i tfs 215s
- optispark
- ob2 code P1626?
- High Mileage Lt1?
- I need a new steel M6 flywheel...
- What are you other cam-only guys trapping?
- These damn boat anchors
- how do you remove these fittings (Oil pressure sensor)
- New opti
- Quietening down my exhaust - suggestions?
- 96 trans am ws6
- Temp gauge acting up today but no overheating?
- Newbie with 5.3 silverado
- New personal best! BOLT ON ONLY! And took home a win!
- clutch hydralics
- Need to stick something between headers (near collectors) and
- Winter Budget Build: 355ci AFR LE H/C
- 8501-bsbc Patriot gold extremes
- AC Delco update and more
- Calling on anyone that knows Rollmaster timing chains!
- Help with my Gauges!!! Pics
- What cam to use on a stock bottom end, suggestions?
- help,,1997 lt1 to carb
- stupid argument on youtube. Pontiac WS6 airbox VS SLP airbox
- single 3 inch enough ??
- New cam for my 385ci, suggestions?
- Young woman needing knowledgeable motor head help!
- Have a problem with my LT1 car
- 355 4 bolt main for sale
- Gas guzzler
- Wicked94z clear your inbox
- Need to know how to hook up a shift light, oil pressure guage, water temp guage.
- Pushrods for stock LT1 w/ 1.6RR's
- guide box??
- Need measurements now please?? very easy
- WOT problems?
- So I got the gas tank out...braided lines? Charcoal Cannister?
- Weird noise
- Anyone with a stock LT1 and a vacuum guage or Datamaster...
- Couple quick valvetrain questions
- Trimming gaskets
- What would you do if you had to dyno tune your new engine?
- Oil restrictor or don't worry about it
- Oil leak
- Safe to notch out floor bump (drivers side undercarriage)?
- Whats a good cam to go with?
- Sleeving an LTX block ??
- fuel pressure
- Chaning gaskets
- Fuel pump access hole
- ac delete.. vaccum line plate already made..
- Water pump coupler
- times for the new 355 with 21* heads
- Where to buy LT4 valve springs at for the cheapest?
- guys running jessels valvecover?
- A few new mods
- Throttle Cable Bracket???
- How did you make your vacuum pump system?
- daily driven lt1 in the 11s
- Buick Roadmaster LT1
- header gaskets
- Done My Lid Conversion And Have Q's
- Exhaust question.
- Found the vid, 12.15 at 111mph results inside
- AC Compressor Died on '94 Z28
- lt-1 will not keep idle with maf pluged in
- Torque converters
- looking for a good 355 bottom end combo for nitrous
- 1.6 Rollers..
- What valve stem seals do I go with?
- what MSD part# for mallory 685 harness?
- comp ratio, ran a calc?
- First and only pass NA LT1
- intake manifold disassembley
- Iron Heads CC size
- Big problem
- SES light came on for shrt time...and then gone...if I hav Autozon scan will it code?
- Nitrous Outlet LT1 plate & TPIS 58mm, mechanical art, it begins! (Updated 02-18-11)
- 94 trans am convertible 400 miles, 31k on mecum
- 2 grand left for a strip only build
- Just got my tune for my cc503 cam.
- 97 Lt1 oil pressure
- Valvespring ? with Pics
- 94 lt1......
- ok got my tune and drove the car for the first time today???'s
- Shoot me in the face, header bolts too close to fit wrench on
- Aerochamber or Maxflow
- Can I delete air pump w/o tune?
- 97 lt1 wanting to do a th400 swap, what do I need?
- Post tune CEL
- McLeod Master Cylinder Rebuild Kit
- What valve spring should i get?
- New O2 Sensor :( what am i lookin at
- gen 1 crank in an lt1
- valve question
- short 0-85 video what do you think
- My Exhaust cut out experience... w/ times
- What do you guys think about this for 1k
- patriot valve stem seal
- ORY Question
- little photo shoot of my turbo lt1 car
- Braille 2015 C in the passenger right rear
- cleaning out opti?
- Dropped Rocker Arm Oil Deflector
- what do you guys think?
- Florida panhandle members come on in!
- Engine has a slight stumble @ idle and right off...is it a misfire?
- which heads for my 383 build
- what kinda numbers?
- Awww crap, what did I break?
- Hitting rev limiter at WOT
- the "ROLLER"
- Master Cylinder Install - Any Secrets?
- Tips on how to clean up cylinder heads?
- My speedo and odometer arent working!!!!!!
- Rockers?
- Can't get my lt-1 to idel unless I unplug maf sensor
- Hi people I am having problems with lt 1 please help
- Headers going on - O2 sensors??
- Factory fuel pressure?
- cant keep a idle.
- gm lt4 intake limitations
- How did you route your heater hose around your LT1 headers?
- Need help with ewp install how to remove drive gear
- 4L60e Trans Compability 24x system
- fan relay help
- help me understand dynamic cranking pressure
- 93 firebird tv cable adjustment with a 700r4
- GM Parts Direct- LS7 lifter prices?
- 3.42 or 3.73 ?
- Few questions, engine harness, lines, throttle body
- heater hose problem
- Tell Dart to build the big bore LTx block!
- 36# SVO Injectors ????
- I'm back! - AI Cam time! - Rod bolts?
- Spark Plug Gap Question
- cost to change intake manifold gasket?
- Need a new Thottle cable asap!!!
- Black spoiler on red car
- Sounds like firecrackers in my transmission!
- Weird Throttle Problem
- Stock Piston Valve Relief
- fan switch
- ses light
- LT1 FRC Pics
- the right tunning cable?
- Trouble starting, need help
- Viper trans in a f-body
- cravy viberaton at 95mph
- LOL! I almost forgot about my fuel tank! It has to come out!
- Code 16 - low rpm miss - smells very rich - hard starting
- LT1 OBD1 vs OBD2 tuning software.
- What am I looking to gain when I install the true duals?
- 1.6 rr
- valve spring change...heads off the car now
- Looking for friends in chandler, AZ
- Anyone want to buy an LT4 intake for $900?
- Anyone Tried a long Rod Stock Stroke Combo?
- 383 build questions
- where can i get window stops?
- Ring Gap
- Need Help!! Car idles @2500rpms
- URGENT: Help needed with fuel leak!
- power dies at 6400rpm.
- Excessive crankcase pressure/PCV question
- lt1 cars with manual rack
- Anyone have ported head pics they would like to share?
- AC Removal Help
- Cool air+open headers=warped valves?
- oil pump replace
- Quick question
- Chandlermotorsports
- thank u for ls1tech mobile
- exhaust
- Wiring help please.
- Opti drawings/dimensions/etc
- Boost lt1
- Valve cover breather
- Alternator not charging battery ???
- Straight pipes or X pipe?
- For anyone doing the Heated 02 Conversion with BOSCH 02's
- Wondering if I've fallen victim to my 1st opti failure or otherwise?
- Road to the 9's NA with a 385 AI HCI Street Car Video&Pics Inside 10.2x's so far.....
- Car is dying on long trips?
- I'M rebuilding my lt1 looking for a forged setup...
- Hooker Maxflow or Dynomax Ultraflo
- Iron head LT1 for my 91 Maro?
- opti install question.
- Lt1 surges at low rpm's on HW!
- lt1 coolant crossover tube question
- 11.17 with the H/C 350 today
- Did you guy note our oil filter, do not have ADBV ?
- Cutting The Cowl And I have a Question
- Need cam only numbers
- switching to 98-02 brakes
- quick question guys.
- Another M6 60 thread
- abs inop!
- Help with CHECK GAUGES light flickering and battery voltage? Flickering???
- Best prices on 93-96 dash/crash pads?
- 95 LT1 acting up
- Tell me all about my car based on three pictures.
- Challenge to all you real mechanics out there....figure this out
- PS Bolt size
- water pump drive shaft
- 95z keeps blowing coolant fan fuse.
- LPP Ground Clearance?
- second track trip not so good, lol
- So my builder recommends a high volume pump
- They say the knock sensor
- Help me out here plz