lt5 - CorvetteForum - Chevrolet Corvette Forum Discussion

Thread / Thread Starter

Last Post

Replies

Views

Forum

1, 1990, air, box, camshaft, corvette, diameters, l98, lt5, max, oil, optimum, plenum, psi, specs, stage

Sticky

Tech Info - LT5 Modifications/Rebuild Tricks (500+hp)

(

1 2 3 ... Last Page)

Dynomite on Feb 20, 2012

Mar 12, 2026 01:40 PM
by Dynomite

339

535,218

C4 ZR-1 Discussion

crank, crankshaft, elite, lt5, realeatateagentcom, red, stroker

LT5 stroker cranks

(

1 2 3 ... Last Page)

NITROUS JUNKIE on Mar 23, 2006

Sep 18, 2025 03:21 PM
by pushrod-v8

66

4,615

C4 ZR-1 Discussion

bleed, chip, coolant, corvette, engine, lt5, original, temp, thermostat, zr1

Whats best running temperature for LT5/ZR1?

Mylzi on Aug 4, 2003

Sep 4, 2025 09:20 PM
by ghlkal

15

3,033

C4 ZR-1 Discussion

c4, control, corvette, engine, fault, gm, high, l98, line, lt1, lt5, minimum, octane, optispark, requirements, sencors

Does anyone know the history of the Optispark?

(

1 2)

Mr. Peabody on May 10, 2008

Aug 20, 2025 11:04 AM
by bb62

29

21,603

C4 General Discussion

1994, c4, controller, corvette, custom, fx3, located, lt5, option, shocks

C4 FX3 shock controller question for autocrossing

Barbara_S on Feb 21, 2007

Mar 24, 2025 10:14 PM
by 66_Soloracer

19

1,714

Autocrossing & Roadracing

coils, corvette, distributer, distributor, engine, ignition, lt5, msd, plenum, plug, removal, remove, replace, sensor, system, trigger, vette, wires

Ignition on LT5....

BlackRocket on Oct 23, 2010

Jan 24, 2025 08:23 AM
by Rkreigh

9

7,104

C4 ZR-1 Discussion

LT5/ Tremec

(

1 2)

61LS6 on Apr 18, 2009

Jun 6, 2024 09:46 AM
by AAFC

27

5,453

C4 ZR-1 Discussion

1996, air, airbox, box, c4, cfm, coplan, corvette, lt5, open, vette

Stainless steel air box

LT5corsa on Mar 29, 2012

Apr 2, 2024 10:08 PM
by ZBrink

13

6,921

C4 ZR-1 Discussion

1967, brucejetvettescom, clipper, collectible, corvette, corvettes, cutaway, jetvettescom, kind, lt5, made, model, nail, quanities, rarest, toe, what

What is your craziest, rarest, one of a kind, or different Corvette collectible?

(

1 2 3 ... Last Page)

jetske on Nov 1, 2007

Apr 26, 2022 12:14 PM
by bowtiguy

131

40,629

Auto Extras & Memorabilia

c4, capacity, corvette, l98, lt, lt5, radiator, radiators, zr1

LT1 vs ZR1 radiator, the same or different?

(

1 2)

92KNGOHIL on Jan 19, 2002

Oct 2, 2021 03:31 PM
by chaley

28

5,611

C4 ZR-1 Discussion

c4, cam, comment, common, consumption, corvette, engine, guides, hill, issues, king, lt5, oil, overhead, problems, red, sale, valve, zr, zr1

what are the common problems with a ZR1?

(

1 2)

mvvette97 on Oct 19, 2007

Aug 20, 2021 09:57 AM
by Michael McCrea

22

24,875

C4 ZR-1 Discussion

1991, c4, colorado, corvette, dewild, drm, lt5, norm, owning, reliability, reliablility, review, test, zr1, zri

C4 ZR1 or not

(

1 2)

Bramm38 on Apr 25, 2011

Jun 21, 2020 08:51 AM
by FASTAZU

32

5,547

C4 ZR-1 Discussion

1990, 600, c2, corvette, dyno, header, hp, lt5, lt5dynoresults, parts, performance, pirate, racing, sheet, zr1

LT5 factory dyno sheets

(

1 2 3 ... Last Page)

Scoob on Sep 18, 2002

Apr 17, 2020 09:04 PM
by ZWILDZR1

85

11,028

C4 ZR-1 Discussion

blue, c5, corvette, emblem, emblemsdecals, forum, lt5, powered, quasar, quasars, vbulletin

2 Quasar blue LT5 emblems

LT5corsa on Jan 14, 2012

Aug 21, 2018 11:32 PM
by CORRARI

3

1,549

C4 ZR-1 Discussion

lt5, moror, problem, seals, stem, valve, zr1

valve stem seals @ 90th LT5 ?

nowa on May 30, 2004

Jul 24, 2018 09:26 PM
by ccmano

9

4,604

C4 ZR-1 Discussion

Everything About the LT5 Inside the Supercharged C7 ZR1

Curated Content Editor on Apr 12, 2018

Apr 12, 2018 02:51 PM
by 427Z0SX

4

1,804

C7 ZR1 Discussion

1991, black, blackwidow, covette, history, lt5, missingblack, widow, zr1

ANY BLACK WIDOW ZR-1's F.S.,PRICES ?

(

1 2 3)

jr9170 on Jul 27, 2004

Apr 3, 2018 08:47 PM
by ZR-1 RG8

42

11,453

C4 ZR-1 Discussion

LT5 Crate motor???

bigblockbob on May 6, 2003

Mar 29, 2018 05:51 AM
by King Dranzer

13

4,383

C4 ZR-1 Discussion

Help release the LT-5 dyno sheets from NCM

(

1 2)

lgaff on Dec 29, 2011

Oct 3, 2017 07:06 AM
by Rkreigh

22

3,177

C4 ZR-1 Discussion

begor, engine, jeffrey, lt5, ny, pleasant, rough, runs, valley

LT5 missing, runs rough when hot

Jeff Begor on Jul 31, 2004

Aug 20, 2017 12:43 PM
by ZR1Bob

13

3,008

C4 ZR-1 Discussion

What's involved in setting an LT5 up for an auto?

(

1 2)

compuvette on May 23, 2004

Jun 16, 2017 08:07 PM
by AAFC

39

8,339

C4 ZR-1 Discussion

12455188, corvette, gm, lt1, lt5, pbvettaolcom, sale, site, speed, transmission, vette, zf, zf6, zr, zr1

Brand new ZR-1 Corvette ZF 6 speed transmissions for sale

(

1 2)

ZR-1 Mark on May 20, 2004

Mar 21, 2017 08:43 PM
by 1993C4LT1

23

8,124

C4 ZR-1 Discussion

060, 1995, 1996, corvette, engine, facts, lt4, lt5, versus, video, zr1

LT5 VS LT4 engine question

(

1 2 3 ... Last Page)

thegame on Oct 29, 2006

Jan 7, 2017 08:27 PM
by Tom400CFI

229

25,062

C4 ZR-1 Discussion

bypass, c4, corvette, denso, disarm, dreaded, lt5, net, nippon, registry, security, solenoid, start, starter, system, zr1

Dreaded No Start fixed... for good (hopefully)

(

1 2)

Crabs on Jun 10, 2006

Jun 12, 2016 12:57 PM
by A.J.R.

28

13,756

C4 ZR-1 Discussion

albino, alcohol, camshaft, cars, check, denatured, e85, emissions, headers, lt5, older, pass, passing, product, smog

Denatured Alcohol to pass emmisions

(

1 2)

terrydennis on May 3, 2012

Mar 14, 2016 11:17 AM
by ZR1Bob

35

18,517

C4 ZR-1 Discussion

1991, bolts, corvette, dual, dualmass, flywheel, gm, lt5, mass

WTB a Dual Mass Flywheel

(

1 2)

hiznhrz on Apr 29, 2012

Aug 8, 2015 08:52 AM
by roy.z

23

3,545

C4 ZR-1 Discussion

1103841, control, corvette, general, gm, gmparts, ignition, lt5, module, motors, number, part, parts, zr1

FS:ignition module LT5, gm part 1103841

99magneticred on Jun 9, 2009

Jul 22, 2014 01:50 PM
by lsvet

17

3,759

C4 Parts for Sale/Wanted

1996, 32, cooler, corvette, fastest, heads, hot, lt5, oil, power, pulley, rod, sell, steering, turbo, twin, valve, zr1salvage

Twin turbo lt 5

(

1 2 3 ... Last Page)

TopfuelDragracer on Sep 3, 2009

Jan 12, 2014 03:27 PM
by cadillac531

120

21,441

C4 ZR-1 Discussion

1990, 8k, 92, cluster, corvette, gage, gauge, illinois, lt4, lt5, panel, parts, tach

F/S 1990-92 8 grand gauge cluster

zz90vette on May 18, 2010

Dec 6, 2013 12:51 PM
by zz90vette

17

3,380

C4 Parts for Sale/Wanted

box, c4, conversion, engine, evaporator, fit, ls, lt5, quick, rm6039, swap, time, trans, zf, zf6

LS to ZF

(

1 2 3)

COPO on Sep 29, 2008

Sep 4, 2013 10:19 PM
by 5abivt

48

8,428

C4 Tech/Performance

1991, bob, chip, doug, haibeck, john, lt5, mcdorman, performance, products, review, upgrades, zr1

Haibeck success story

(

1 2 3 ... Last Page)

msgordon on Dec 4, 2011

Jul 18, 2013 02:54 PM
by FASTAZU

95

13,401

C4 ZR-1 Discussion

1990, 1993, 57, cd, corvette, dohc, gm, lt5, manual, manuals, online, parts, pro, repair, service, v8

F/S-1990-1993-PRO LT5 5.7 V8 DOHC GM Service manual

69mako on Aug 4, 2011

Jun 2, 2013 08:23 AM
by 69mako

13

2,639

C4 ZR-1 Discussion

1994, cams, camshafts, corvette, directions, heads, intake, lt5, modifications, performance, sale, stage, swaps, upgrades, zr1

LT5 Stage III cams for sale (new)

(

1 2 3)

zr1george on Jul 16, 2009

May 3, 2013 12:19 PM
by Dominic Sorresso

54

13,075

C4 ZR-1 Discussion

18, 94, catch, coiled, coolant, corvette, drag, engine, hose, inch, lt5, oil, purge, pvc, racing, sale, tank, tb, valve

Tech Info - LT5 Eliminated Systems

Dynomite on Nov 2, 2011

Feb 27, 2013 01:01 PM
by LancePearson

13

28,522

C4 ZR-1 Discussion

Update: 66 LT5 Vert Back From Paint

(

1 2 3 ... Last Page)

hihok9 on Dec 18, 2010

Feb 18, 2013 03:55 PM
by hihok9

83

11,973

C1 & C2 Corvettes

368ci, corvette, lingenfelter, lt5, zr-1

FS: 1993 Lingenfelter 368ci ZR-1

(

1 2)

pieces_r6 on Dec 10, 2012

Dec 20, 2012 01:01 AM
by pieces_r6

28

4,572

C4s for Sale/Wanted

2010, 4zr, accident, ca, chatsworth, cline, corvette, engineer, gary, gm, lt5, package, pulleys, underdrive, zr

New OEM Chev C-4 ZR-1 Engines

(

1 2 3 ... Last Page)

murph182 on Feb 25, 2010

Nov 4, 2012 01:03 AM
by captcorvette

62

9,714

C4 ZR-1 Discussion

90, box, c4, catch, corvette, door, fuse, install, lt5, oil, panel, photo, radio, remove, zr1

My '90 ZR-1 project update thread...

(

1 2 3 ... Last Page)

bdw18_123 on Apr 25, 2010

Sep 15, 2012 06:13 PM
by Pizzano

101

27,052

C4 ZR-1 Discussion

06, 360, appraisal, c5, cam, chain, corvette, degree, engine, lt5, performance, powered, pro, techcom, timing, vbulletin, z06

LT5 Tech Info - Timing Chain & Engine Pulses

Dynomite on Nov 2, 2011

Sep 9, 2012 06:28 PM
by Dynomite

1

4,015

C4 ZR-1 Discussion

cf, compression, define, discussion, forum, hot, info, lash, lt5, piston, rebuild, runnung, slabing, tech, valve

Tech Info - LT5 New Rebuild Zero Compression

Dynomite on Nov 2, 2011

Sep 9, 2012 06:27 PM
by Dynomite

9

6,591

C4 ZR-1 Discussion

1993, 1994, 415, c4, corvette, dyno, john, lingenfelter, lpe, lt5, shocks, speed, top, tt, zr1

FS - 1994 White/Black LPE 415 ci/686 Hp ZR1

(

1 2 3)

psmithzr1 on Apr 4, 2012

Aug 30, 2012 09:06 PM
by russarm1

57

14,461

C4 ZR-1 Discussion

F/S 90-94 ECM Service # ...3991

Dominic Sorresso on Aug 13, 2012

Aug 20, 2012 11:26 AM
by Goldcylon

4

1,031

C4 ZR-1 Discussion

LT5 Crate motor

Hendrick SS on May 17, 2012

Aug 12, 2012 09:05 PM
by TommyL

16

3,521

C4 ZR-1 Discussion

barry, brass, c6, car, corvette, eller, engine, forum, lt, lt5, marine, mercury, motor, plenum, tags

One-off LT5 motor promotional brass tag

(

1 2)

B17Crew on Mar 14, 2012

Jul 30, 2012 08:01 AM
by WydGlydJim

36

3,241

C4 ZR-1 Discussion

acceleration, c4, corvette, engine, idle, lt5, rough

Rough Idle and dissapearing CEL

(

1 2)

CorvetteRecycling on May 4, 2012

Jul 2, 2012 07:14 PM
by Dominic Sorresso

23

2,326

C4 ZR-1 Discussion

Lt5 in a c3?

7t9l82 on May 17, 2012

May 20, 2012 03:09 PM
by I'm Batman

8

2,346

C3 Tech/Performance

contractor, fl, general, headers, lt5, powered, vbulletin

Got me a new Job in Florida and then headed to Afghanistan

phrogs on May 2, 2012

May 12, 2012 07:27 AM
by Paul Workman

12

1,155

C4 ZR-1 Discussion

For Sale: ZR-1 OBX Headers NEW

Vette Daddy on Apr 23, 2012

Apr 24, 2012 07:51 PM
by Vette Daddy

5

1,146

C4 ZR-1 Discussion

LT5 and ZR-1 Parts for sale!

phrogs on Mar 17, 2012

Apr 15, 2012 05:11 PM
by phrogs

4

1,176

C4 ZR-1 Discussion

03, 1984, 1990, 1996, 2000, 91, 94, c5, corvette, gap, lt5, plug, spark, zo6, zr1

Sparkplug Gap

terrydennis on Apr 13, 2012

Apr 14, 2012 11:27 PM
by MRDZR1

4

1,370

C4 ZR-1 Discussion

PF970C Tall/Short Blue/Black??

msmoore on Apr 12, 2012

Apr 12, 2012 08:04 PM
by VetteMed

1

606

C4 ZR-1 Discussion

1990, c4, corvette, engine, gas, located, lt5, motor, rebuild, sale, tank, turquoise, zr, zr1

FS1990 ZR-1 Project #702 No Motor

Vette Daddy on Mar 22, 2012

Apr 1, 2012 10:42 AM
by FU

4

1,674

C4 ZR-1 Discussion

NOS LT5 Head Gaskets LH & RH

ScottC95ZR1 on Feb 12, 2012

Mar 28, 2012 01:48 AM
by Vette Daddy

7

1,056

C4 ZR-1 Discussion

c5, hose, hoses, intake, lt5, m3, red, samco, silicone, z06, zr1

samco intake hose?

erikszr1 on Mar 25, 2012

Mar 26, 2012 11:41 AM
by rhipsher

1

1,059

C4 ZR-1 Discussion

1990, 2004, 91, built, corvette, ethanol, fuel, handle, high, injectors, lt1, lt5, mexico, octane, run, search, system

91 Octane Ethanol Enriched Gas and the ZR-1

(

1 2)

2000Spirit on Feb 4, 2012

Mar 23, 2012 10:42 PM
by bsewell

29

6,026

C4 ZR-1 Discussion

Z06 tested on top ZR1

rtruman on Mar 10, 2012

Mar 15, 2012 01:57 PM
by TCurtner

10

1,351

C4 ZR-1 Discussion

Sexxy slp claw :)

ch@0s on Mar 12, 2012

Mar 12, 2012 10:08 PM
by ch@0s

12

1,239

C4 General Discussion

1994, 94, c4, cars, chevy, corvette, craigslist, craigslistcorvette, damages, engine, lt5, sale, sale3, wanted, zr1

LT5 on local craigslist

ZR-71 on Feb 9, 2012

Mar 10, 2012 09:44 PM
by cv67

12

3,594

C4 ZR-1 Discussion

1990, alternator, belt, belts, booster, brake, changing, corvette, fan, lt5, replacing, sale, stock, system, tensioner, zr1

Serpentine belt path on 1990

Don in VT on Feb 22, 2012

Feb 22, 2012 01:34 PM
by Dynomite

3

5,343

C4 ZR-1 Discussion

Oil Plug for the Crank...

Paul in VA on Feb 21, 2012

Feb 22, 2012 09:49 AM
by Paul in VA

2

921

C4 ZR-1 Discussion

91, analysis, bad, blown, c4, corvette, engine, florida, gasket, head, lt, lt5, mechanic, scrap, sw, vettes, worth

LT-5 blown head gasket means scrap motor?

black88z51 on Feb 19, 2012

Feb 21, 2012 03:10 PM
by phrogs

4

2,084

C4 ZR-1 Discussion

1990, clean, corvette, corvettes, engine, foresale, gold, lt5, rear, red, sale, tint, window, zr1, zri

1990 Red ZR1 for sale

Rick@BuyAVette on Feb 8, 2012

Feb 8, 2012 10:34 AM
by Rick@BuyAVette

0

4,441

Used Corvettes Dealer Inventory

1996, c2, c3, c4, c5, c6, corvette, forums, header, headers, lt5, obx, ratings, review, reviews

OBX Headers ?

wro87 on Feb 7, 2012

Feb 7, 2012 04:38 PM
by bdw18_123

2

2,761

C4 ZR-1 Discussion

F/S 89-93 OEM ZR1/LT5 Clutch, Tall Hat PP, INA TOB bearing

dave_85 on Jan 20, 2012

Feb 6, 2012 09:51 PM
by dave_85

6

1,265

C4 Parts for Sale/Wanted

2014, c4, c5, carburated, carbureted, carburetted, chevy, corvette, dohc, engine, forum, lt5, motor, zo6, zr1

Carbureted zr1 motor??

(

1 2 3)

Ray383 on Jan 17, 2012

Feb 5, 2012 05:29 PM
by 72MiuraSV

53

7,081

C4 ZR-1 Discussion

ZR1 LT-5 Coolant Crossover Pipe, RT-Pass '95

wrc69v on Jan 26, 2012

Jan 26, 2012 06:08 PM
by wrc69v

0

381

C4 Parts for Sale/Wanted

cams, corvette, custom, custome, hogan, hogans, intake, intakecom, intakes, lt5, manifold, performance, sale, swap, warp, wwwhogan, zr, zr1

LT5 Hogan Intake Manifold

kcl98 on Dec 5, 2011

Jan 24, 2012 12:19 PM
by kcl98

5

5,242

C4 ZR-1 Discussion

F/S 89-93 OEM ZR1/LT5 Clutch, Tall Hat PP, INA TOB bearing $300

dave_85 on Jan 20, 2012

Jan 21, 2012 09:06 AM
by dave_85

1

626

C4 ZR-1 Discussion

c4, corvette, engine, lt1, lt5, replacing, swap, zr1

Engine Swap??

Donne Trav on Dec 28, 2011

Dec 29, 2011 08:07 AM
by Donne Trav

10

1,208

C4 ZR-1 Discussion

1989, 84, 89, c4, cooler, cooling, corvette, filter, heater, hose, l98, lt5, oil, packages, tube

C4 Oil Cooler Packages

(

1 2)

JrRifleCoach on Dec 11, 2011

Dec 28, 2011 02:49 AM
by rodj

31

19,175

C4 General Discussion

Threads Tagged with lt5