lg4 - Third Generation F-Body Message Boards

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1991, 305, air, bad, chevy, clicking, control, engine, fuel, lg4, mcs, mixture, seronoid, solenoid, symptoms

mixture control solenoid clicking

baker440ex on 04-20-2013

02-21-2023 04:39 AM
by ermandadana

15

8,421

Carburetors

3rd, camaro, car, efe, engine, firebird, gen, gm, info, lg4, switch, swith, thermal, tvs, vaccum, vacuum, yellow

Thermal Vacuum Switch (TVS) for EFE

gearhead141 on 01-14-2014

11-12-2022 04:13 PM
by pcdoc2001

11

27,316

Carburetors

3, 350, 350tbi, catalytic, catco, compared, converters, headers, hedman, hooker, lg4, pipe, rwhp, slp, wlk89009, zz4cam

Important/Useful :

Whats the best exhaust? What are the best headers?

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1 2 3 4 5 ... Last Page)

Kevin91Z on 01-01-2003

02-12-2022 09:59 AM
by tooltime

268

183,773

Exhaust

350, 350in, computer, controlled, converting, engine, gm, hei, lg4, motor, newer, pertronix, pickup, tbi, timeing, turbo

putting non-coputer controlled hei in tbi motor...problems?

berlinettakid on 07-18-2004

12-28-2021 06:04 PM
by Schurkey

20

32,515

TBI

1985, 87, carburetor, cyl, diferances, difference, differences, e4me, engine, heads, iroc, l69, lg4, model, pontiac, z28

Differences Between LG4 and L69?

87FormulaGuy on 09-17-2000

11-15-2021 10:05 AM
by Saxondale

33

27,965

Tech / General Engine

1984, 305, 87, belt, bracket, brackets, camaro, engine, firebird, generation, lg4, power, pump, steering, v8

NEED POWER STEERING PUMP bracket PICS for V belt car

T/A Tom on 01-06-2007

08-20-2020 01:06 PM
by Rudycont

8

14,928

Engine Swap

1987, 305, 82, 83, cam, camshaft, chevy, engine, gm, gta, ho, l82, lg4, specifications, specs

lg4 cam specs

toooldforaz on 12-10-2005

07-19-2020 01:18 AM
by 1986BANDIT

14

4,535

Tech / General Engine

1985, 305, 43, diagram, intake, l69, lg4, manifold, metering, performance, primary, quadrajet, rod, size, specs

Differences between 305 engines, performance tips

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1 2)

five7kid on 09-28-2004

05-07-2019 07:17 PM
by 1986BANDIT

72

97,342

FAQ Board

14, 145hp, 18, 273, 305, 3700, car, dart, gears, lb, lg4, mile, techniques, throughing, times, xe256

Post Your 305 1/4 Mile Times

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1 2)

Max on 02-24-2006

09-05-2018 08:29 PM
by kenbob

80

31,897

Organized Drag Racing and Autocross

305, 545rfe, 57, chevy, driveshaft, gen, hemi, iroc, lg4, louver, meet, rear, shade, swap, waterneck, window, yoke

Important/Useful :

Third Gen Swap Meet NEW!! UPDATED 11/2017

Steve86TA on 10-19-2008

04-29-2018 05:29 PM
by KCG

13

36,044

Mid-Atlantic Region

Error Code 45? 02 sensor RICH (sensor NEW)

Hydro on 06-06-2008

09-07-2017 08:18 AM
by Tootie Pang

3

1,513

Carburetors

305, 4bll, carb, chain, choke, distributor, engine, fuel, hei, lg4, pressure, problem, timing

Problems with a LG4 305

ss400hp on 12-29-2004

08-01-2017 11:45 PM
by zed-028

20

3,469

Tech / General Engine

82, carburetor, firebird, ignition, lg4, set, timing, trans, v8

Poll

Is 12mpg city normal? (1982 Trans Am, A3, 4BBL carb)

Culdee on 07-18-2014

07-02-2016 01:46 AM
by 3rdgenparts

13

2,244

Tech / General Engine

1989, blazer, c207, cold, connector, instrument, iroc, lg4, panel, pin, pinout, repining, start, tpi, trail, wiring

Need C207 connector pinouts please

DURTYBIRD on 03-08-2005

01-19-2016 11:58 PM
by John in RI

17

7,715

Electronics

2000, 305, 87, carlo, delete, egr, hurt, improve, lg4, mess, mileage, monte, remove, taking, tpi, trans

EGR Delete

Firebird Mess85 on 04-07-2011

12-22-2015 02:43 PM
by manolis1969

39

32,145

Tech / General Engine

318, 350, 400m, clean, drill, gen, header, headers, hooker, lg4, o2, review, reviews, smog, tbi

Hooker Headers

z28man350 on 12-21-2011

02-11-2015 11:36 AM
by Ozz1967

27

8,860

Aftermarket Product Review

cam, ccc, k1102, lg4, phone, spring, stock, summit, timing

cam and spring recommendation for stock LG4

naf on 12-22-2011

02-04-2015 01:24 PM
by naf

9

2,186

Tech / General Engine

123884, 260, 83, cam, cams, camshaft, comp, crane, ignition, lg4, sounds, specs, stock, timing, xe256, xe2564

Why did the XE256 cam slow me down?! Cant figure it out.....

84L69TA on 08-26-2002

01-17-2015 10:55 PM
by duke22

20

11,745

Tech / General Engine

Cheap pistons for LG4?

Mary'sMyBaby on 10-22-2014

11-05-2014 08:32 AM
by ASE doc

20

2,150

Tech / General Engine

Engine Oil Cooler - Factory Tube and Fin?

paulo57509 on 09-16-2014

09-22-2014 08:37 PM
by MY87LT

10

1,154

Cooling

14, 305, 85, 87, bolt, camaro, difference, engine, gallon, lb9, lg4, mile, miles, times, tpi, trans

LG4 to LB9

87WS6 on 04-13-2010

09-05-2014 01:24 PM
by dpalacio1

21

6,348

Tech / General Engine

85, 99, cylinder, detonation, dyno, g20, gain, hp, intake, iroc, lg4, manifold, mods, performer, put

What will I gain with my exhaust mods? (LG4)

Rainmaster on 03-28-2014

06-18-2014 08:10 PM
by 83ZZZ28

30

6,052

Tech / General Engine

350, 87, alternator, brown, carb, carburetor, ecu, harness, ignition, lg4, motor, pigtail, swap, wire, wiring, yahoo

3.1 to 350 carb swap how did you do your wiring harness

curtalert89 on 03-17-2014

06-18-2014 05:46 AM
by budget builder

7

11,884

Carburetors

305, 82, 87, camaro, carb, carburetor, flare, fuel, kit, lg4, line, pump, size, stainles, steel, thirdgen

New Stainless Steel Pump to Carb Line

MY87LT on 11-22-2011

06-08-2014 01:46 PM
by jmd

5

1,294

Carburetors

305 (LG4) carb upgrade need help

Louis Q on 05-24-2014

06-02-2014 09:32 PM
by Louis Q

9

1,751

Tech / General Engine

1987 305cui LG4 - Rebuild

kuba_czech on 04-29-2014

04-29-2014 02:10 PM
by kuba_czech

2

945

Tech / General Engine

1985, 1987, 200008, 87, advantages, carb, carlo, iroc, irocs, l69, lg4, monte, sale, speed, ss, tbi, tucson

differences between the TBI RS and LG4 IROC??

86IROC on 07-24-2000

04-05-2014 03:00 AM
by JRODRS

30

6,225

Tech / General Engine

camaro, crank, ecm, fp, fuse, inj, lg4, ls1, thirdgen

crank fuse keeps poping

mballejos87 on 03-12-2014

03-17-2014 11:55 PM
by mballejos87

5

2,498

Electronics

Underheating first, now overheating

flash2042 on 02-25-2014

03-10-2014 02:28 PM
by flash2042

14

2,174

Cooling

E4ME dwell/AF ratio help!

gibsonguitar11 on 02-27-2014

03-10-2014 12:39 PM
by gibsonguitar11

19

2,697

Carburetors

9 bolt questions.

MachinistMark on 02-27-2014

03-01-2014 08:53 AM
by gt4373

20

1,020

Transmissions and Drivetrain

1987, camaro, carb, chevy, fuel, lg4, pressure, pump, regulator, thirdgen

Fuel pump for 1987 lg4 4bb?

Mrjamez on 02-19-2014

02-20-2014 04:18 PM
by five7kid

2

1,069

Carburetors

86, carb, e4me, holley, holly, lg4, swap

E4ME vs eddy or holly

87FBomb on 01-11-2014

02-09-2014 12:34 PM
by Bob358

8

4,148

Carburetors

305, 305ci, 85, 92, cam, crate, lg4, motor, nz, obd, port, reviews, road, sale, tbi, upgrades, zz5

Any upgrades worth doing to a 305?

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1 2)

white1991rs on 10-28-2013

01-08-2014 08:50 PM
by Dakota W.

52

6,940

Aftermarket Product Review

1987, belt, body, flat, lg4, serpentine, tappet

1987 LG4, Roller or Tappet? Answered!!

crafty_z28 on 11-30-2013

12-22-2013 10:10 PM
by LowBird87

34

6,010

Tech / General Engine

305, 350, 4bbl, accessories, bbl, lg4, swapping

305 4BBL LG4 to a ATK Crate 350...

vengetta82 on 12-19-2013

12-20-2013 06:52 AM
by sofakingdom

1

1,436

Engine Swap

Alternator issues

doc on 11-11-2013

12-14-2013 10:49 AM
by JERM1983SC

6

1,001

Electronics

268, 383, backfire, cam, cams, camshaft, comp, install, lg4, nitrous, run, sbc, thirdgen, xe, xe268

sbc 350 with xe268 cam questions

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1 2)

86Stevo on 09-11-2013

11-27-2013 10:54 AM
by 86Stevo

79

20,088

Tech / General Engine

110 lobe separation in an lg4??

likwidmetaldeth on 10-29-2013

11-10-2013 09:34 PM
by 1991sleeper

10

1,198

Tech / General Engine

305, 82, 86, 92, camaro, edelbrock, headers, hp, lg4, pipe

Have 82-86 305ci Edelbrock headers/y-pipe

tom1985 on 10-16-2013

10-17-2013 03:41 PM
by tom1985

3

1,788

Exhaust

305, 87, camaro, converter, ecu, lg4, lockup, pump, thirdgen, torque, wire, wiring

ecu,wiring,trans questions

makaveli09 on 10-04-2013

10-14-2013 06:44 AM
by bestracing

5

1,053

Carburetors

Any difference between torque converters used for LG4 and L98?

scooter500 on 09-22-2013

09-23-2013 10:26 PM
by evilemokid94

3

934

Transmissions and Drivetrain

1979, 1982, 350, 601, cam, code, dished, heads, high, l69, l82, lg4, output, piston, specs

LG4 vs L69

burnout88 on 07-17-2013

08-12-2013 06:58 PM
by sofakingdom

24

11,698

History / Originality

305, cammed, engine, gen, gm, kind, lb4, lg4, lifter, lifters, problems

GM 305 LG4

Scrap Metal Guy on 07-23-2013

07-24-2013 09:23 PM
by Chad85T/A

3

1,318

Tech / General Engine

1987, 41, code, distributor, idling, lg4, load, low, misfire, rpm, stutter, thirdgen, trans

LG4- code 41 and misfiring under load at low rpm

midnightfirews6 on 07-14-2013

07-22-2013 11:18 PM
by midnightfirews6

3

1,305

Tech / General Engine

1984, 84, buy, camaro, carb, carburetor, complete, computer, eliminate, lg4, operation, original, replace, rochester, specs, tcc, z28

rochester to eldebrock/conversion

MetalObsession on 07-02-2013

07-21-2013 01:47 PM
by 84Camaro_L69

9

1,216

Carburetors

84, carb, connect, dwell, iab, lg4, open, quadrajet, range, screw, throttle, tps, trans, volts, wide

Not sure what's going on here - CCQjet

KnightmareCS on 05-27-2013

07-09-2013 04:21 AM
by Ozz1967

29

4,477

Carburetors

305, 350, 86, adjust, carb, carburetor, computer, controlled, e4me, firebird, gen, lg4, swap, tbi, upgrad

lg4 to 350 swap

87FBomb on 06-27-2013

07-05-2013 03:37 PM
by mmadden55

6

2,557

Engine Swap

87, alternator, brown, camaro, choke, lg4, light, oil, pigtail, thermostat, wire

Choke light has me stumped

KYLE87 on 06-29-2013

06-30-2013 03:42 AM
by KYLE87

1

1,625

Carburetors

19851986, 305, 305ci, 86, ci, firebird, found, gen, lg4, mfi, problems, tampered, trans, v8, vin, wat

More VIN Trouble!

KILLA85T/A on 06-22-2013

06-25-2013 03:21 PM
by navy02ws6

3

2,433

History / Originality

Threads Tagged with lg4