opti - CorvetteForum - Chevrolet Corvette Forum Discussion

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oil leak behind distributor

steve bavaro on Nov 20, 2001

Jan 27, 2026 08:43 PM
by 81c3

7

3,167

C4 Tech/Performance

cap, gasket, opti, optispark, protect, seal, sealant, sealer, spark, water

Question: Best Sealant to use on New Optispark to prevent water from gettin in thru the seals?

FrankLT4CE on Oct 31, 2001

Mar 19, 2025 04:20 PM
by Whaleman

7

2,966

C4 Tech/Performance

aligning, bad, cam, corvette, firing, install, installed, low, opti, optical, optispark, pcm, pix, position, res, sending, sensor, test, troubleshoot

New optispark not working, help asap

Goldenboyws6 on Feb 12, 2010

Dec 5, 2024 04:37 PM
by Aug80##

14

5,634

C4 Tech/Performance

1994, 94, c6, corvette, hole, installation, leaking, meziere, opti, optispark, pump, removal, replacement, spark, vette, water, weep, write

Replacement Optispark and Water pump install - Part 1 (includes pictures)

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LT1*C4 on Nov 3, 2009

Aug 17, 2024 03:52 PM
by Desert Rider

169

161,267

C4 Tech/Performance

92 lt1 msd optispark upgrade

htijerina10 on Feb 13, 2012

Jun 25, 2023 09:20 AM
by car addict

7

15,058

C4 Tech/Performance

2000, c4, c5, corvetes, corvette, corvettes, gm, opti, optispark, opyispark, spark, whay, year, years

What year is Opti-Spark used?

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1 2)

5speedC4 on Apr 17, 2006

Jun 19, 2021 08:04 PM
by Sabre34

28

44,939

C4 General Discussion

1992, 47, bad, corvette, fault, fry, harness, injector, lite, miller, opti, qdm

Guess what? Replaced my Opti and I'm back where I started...or didn't start.

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1 2 3)

ScaryFast on Jul 5, 2005

Mar 30, 2020 08:39 PM
by Sleazy Rider

57

12,722

C4 Tech/Performance

1995, check, chevy, corvette, line, lines, lt1, opti, opto, part, test, vacuum, valve, vent, vette

[LT1] Need name of check valve on opti vent line

Lone Ranger on Oct 4, 2006

Sep 26, 2019 10:53 PM
by mtwoolford

9

4,745

C4 Tech/Performance

94, buy, corvette, opti, pump, vette, water

ready to buy new opti and waterpump for a 94

JACKSBLK94 on May 30, 2003

Feb 14, 2017 09:58 PM
by A Peter C4

8

1,802

C4 Tech/Performance

autozone, cap, change, distributor, e5, opti, optispark, remove, rotor, seprate, snap, socket, sold, spark, torx

opti-spark distributor cap removal how?

boonie2 on Apr 16, 2004

Feb 3, 2017 09:55 AM
by Tact

13

13,951

C4 Tech/Performance

c4, change, changing, corvette, distributor, lt1, opti, plug, position, replacing, routing, spark, sparkplugs, vette, wire, wires

C4 Tech Tip: How to Change LT1 Spark Plug Wires

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1 2)

Lone Ranger on Mar 19, 2005

Jan 22, 2016 06:04 AM
by brokencrank

22

59,433

C4 Tech/Performance

cap, corvette, distributor, engine, fails, failure, good, managment, opti, optispark, original, part, putting, replace, silicone, spark

How extensive is the Optispark failure rate?

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1 2 3)

rwd on Jun 23, 2005

Jul 19, 2015 11:56 AM
by llk1066

48

14,433

C4 Tech/Performance

1993, 1994, 2003, bad, cardone, change, corvette, good, opti, optispark, opyispark, spark, spd, symptoms, venting, warm, year

Bad Optispark?

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1 2)

Bat Man on Apr 20, 2003

May 24, 2015 06:32 PM
by kcbc

33

4,450

C4 Tech/Performance

1996, 45953, 95644, corvette, fel, gasket, opti, optispark, orings, pro, replacement, seal, set, shaft, spark, tcs, teflon

Optispark Replacement Seal

JM95 on Jul 7, 2010

May 6, 2015 04:57 PM
by sluggballz

9

10,444

C4 Tech/Performance

180, correct, engine, opti, optispark, phasing, plug, pump, rebuild, slipping, spark, start, test, water, wire

What is proper water pump cleaning and opti-spark cleaning.

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1 2)

Reggied on Apr 29, 2005

Apr 6, 2015 08:33 AM
by antfarmer2

21

7,020

C4 Tech/Performance

1994, advance, c4, check, corvette, corvettes, dies, ignition, ignitions, intermittent, opti, optispark, problems, spark, vacuum

Opti Spark ignition experts - am I fixed???

mayberg on Nov 12, 2009

Jan 24, 2015 02:12 PM
by m kraz

8

3,697

C4 Tech/Performance

36, 42, change, code, coil, dead, die, driving, engine, heads, icm, ignition, lt1, opti, turn, wiring

94 LT1 just turns off while driving? Help?

mdell2 on Jan 15, 2010

Aug 13, 2014 03:07 AM
by lt4obsesses

15

32,901

C4 Tech/Performance

94, bad, coil, corvette, distributor, dying, engine, good, opilt, opti, optispark, spack, spark, symptoms, symtoms

Symptoms of a Bad Opti-Spark..........

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1 2)

Hi-psi on Apr 9, 2002

Jul 11, 2014 09:02 PM
by Winnin'

21

36,055

C4 Tech/Performance

1994, 36, bbd, c4, car, change, code, corvette, corvetteforum, dtc, icm, opti, optispark, replacement, running, spark

DTC/Code 36 After Optispark Replacement

redzr1 on Aug 14, 2011

Jun 26, 2014 03:00 PM
by DaveD2

7

10,733

C4 Tech/Performance

corvette, enterprises, opti, optispark, petris

Anyone successfully using a Petris Enterprises vented opti??

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1 2 3)

94Hawk107 on Dec 19, 2011

Nov 6, 2013 09:09 PM
by Scootin_Z

43

12,909

C4 Tech/Performance

1992, buy, chandler, cms, corvette, delco, loctite, lti, motorsports, msd, opti, optispark, prices, spark, warranty

Final word on best opti spark to buy

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1 2 3 ... Last Page)

mfi on Jul 13, 2011

Nov 1, 2013 07:41 PM
by Scootin_Z

108

72,611

C4 Tech/Performance

1984, 1993, bad, connection, corvette, distributor, ecm, faulty, firing, icm, miss, opti, optispark, spark, symptom, symptoms

Is this a Opti spark problem?

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1 2)

QBLU92 on Jun 17, 2008

Sep 7, 2013 01:45 PM
by ellymae

39

13,463

C4 Tech/Performance

box, brain, deltec, delteq, opti, optibox, replace, the

Delteq opti-box (brain)

93vetteflies on May 21, 2011

Sep 6, 2013 08:45 PM
by johnnyjr2

7

1,282

C4 Parts for Sale/Wanted

central, centrals, changed, corvette, enterprises, ign, inc, mod, opti, optical, optispark, petris, petrisenterprises, pickup, replacing

Petris Enterprises optispark

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1 2)

mfi on Jul 28, 2011

Feb 16, 2013 07:53 PM
by Tact

30

22,404

C4 Tech/Performance

ways to test opti signals to ecm

mintc on Jul 30, 2011

Jan 27, 2013 03:04 PM
by merlot566jka

12

15,062

C4 Tech/Performance

2001, 96, bailey, code, corvette, ltcc, opti, options, optispark, replacement, rid, sensor, show, spark, vette, wet

Best option for optispark

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1 2)

onDjuice on Feb 2, 2012

Oct 15, 2012 12:52 AM
by lt4obsesses

35

11,826

C4 Tech/Performance

1984, bad, c4, corvette, failing, failure, lt1, opti, optispark, problems, related, signs, smptoms, spark, sympthoms, symptoms

Symptoms of a going Optispark?

bolowbc on Jul 8, 2009

Jul 23, 2012 04:25 PM
by Finalatom

6

16,099

C4 Tech/Performance

car, changed, corvette, cruising, driving, engine, idle, ignition, lt1, missing, opti, optispark, stumbles, surges, surging, warm

At idle; Engine stumbles and surges after warmup!

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1 2 3)

AZBlackC4 on Jan 9, 2012

Jul 22, 2012 09:15 PM
by AZBlackC4

40

23,699

C4 Tech/Performance

LT-1 no fire

(

1 2)

RebelRider on Jan 23, 2012

Jul 7, 2012 09:00 PM
by RebelRider

31

2,469

C4 Tech/Performance

92, corvette, crank, icm, opti, replaced, start

'92 won't start...

darKness2 on May 13, 2012

May 13, 2012 11:14 PM
by Railroadman

2

1,052

C4 General Discussion

c4, c6, cap, corvette, delco, forum, freight, fuel, harbor, msd, opti, optispark, pressure, recall, worth

new vett owner opti spark msd

redvett22 on May 5, 2012

May 9, 2012 10:50 AM
by cappe

12

2,107

C4 General Discussion

1994, 94, c4, corvette, install, off, oil, opti, optispark, opty, problem, problems, spark, timing, water

94 Optispark install issues. :(

Bluewasp on Apr 21, 2012

Apr 21, 2012 07:58 PM
by Bluewasp

3

1,009

C4 Tech/Performance

94, bad, car, corvette, corvetteforum, erratic, idle, lt1, make, opti, optispark, rough, spark, start, test, testing, vacuum

Dying OptiSpark?

twiggelf on Apr 8, 2012

Apr 15, 2012 03:05 PM
by RACER 1993

4

1,615

C4 Tech/Performance

adjusting, adjustment, msd, opti, screw, timing, turn

MSD OPTI users

Rex Ruby on May 9, 2007

Apr 14, 2012 06:17 PM
by BlackRoseNY92

18

2,650

C4 Tech/Performance

Possible Opti/Fuel problem

Tha shu on Jan 30, 2012

Mar 22, 2012 07:02 PM
by Tha shu

4

9,719

C4 Tech/Performance

backfire, c5, change, check, coevette, corvette, die, loose, missing, opti, optispark, plug, problem, spark, test

I thought it was my opti-spark, but now....

Dragoondexter on Jan 30, 2012

Mar 7, 2012 10:23 AM
by Dragoondexter

5

1,989

C4 Tech/Performance

1996, cap, chandler, chandlermotorsports, chandlermotorsportsinc, changing, corvette, ebay, explosion, forum, good, official, opti, optispark, preservation, rotor, thread

^^ The official optispark preservation thread ^^

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1 2 3)

ChandlerMotorsports on Aug 25, 2010

Mar 6, 2012 07:58 PM
by Buddy2003

47

19,614

C4 Tech/Performance

0ptispark, 1996, 93, alignment, c4, center, corvette, dead, instakking, install, installation, opti, optispark, optispatk, question, spark, tdc, top

Help. Opti spark installation question

Mastr Fab on Mar 2, 2012

Mar 5, 2012 03:09 PM
by midweekwarrior

3

1,372

C4 Tech/Performance

84, ac, air, auto, condition, conditioner, conditioning, corvette, crossed, friedrich, message, opti, optispark, powered, problems, troubleshooting, vbulletin, wires

Air conditioning problems and possible optispark issues

t316rudy on Feb 21, 2012

Mar 4, 2012 10:16 AM
by RLG

7

1,390

C4 Tech/Performance

ACDelco remanufactured optispark vs. ACDelco NOS/OEM optispark

dizwiz24 on Feb 27, 2012

Feb 28, 2012 07:43 PM
by 96GS#007

8

16,353

C4 Tech/Performance

96, c4, corvette, inside, oem, opti, optispark, repair, sale, spark

Help! can anyone confirm what the inside of their OEM '95-96 acdelco optispark looks

dizwiz24 on Feb 28, 2012

Feb 28, 2012 12:18 PM
by 96GS#007

1

856

C4 Tech/Performance

1992, 1996, 32, c4, car, clear, clearing, code, codes, corvette, egr, fine, lt1, maxima, opti, running

Code 32. (egr)

Speedjester on Feb 23, 2012

Feb 23, 2012 07:55 PM
by 1986coupe

2

1,019

C4 Tech/Performance

bought, camaro, car, cheap, gm, installed, internet, opti, optispark, spark, start, stops, unit, wont, wrong

Car still won't start; I think I got shipped a DOA Optispark.

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1 2)

LouisvilleLT4 on Feb 12, 2012

Feb 13, 2012 09:15 AM
by aminnich

20

3,460

C4 Tech/Performance

1992, opti, optispark, rebuild, replace, spark, zr1

What should I do with the optispark

Packervette on Jan 25, 2012

Feb 1, 2012 10:28 AM
by Packervette

5

1,022

C4 Tech/Performance

2012, chandler, coil, corvette, engine, icm, motorsports, opti, shuts, temp

Engine shutdown, immediate restart at Op Temp

JM95 on Apr 12, 2011

Jan 31, 2012 09:33 AM
by DMarusa

7

1,188

C4 Tech/Performance

95 with a brand new MSD Opti

kylebuck89 on Jan 28, 2012

Jan 28, 2012 08:45 PM
by kylebuck89

2

554

C4 Tech/Performance

Dtc 36

PONTIAC1977 on Jan 10, 2012

Jan 23, 2012 10:16 PM
by PONTIAC1977

13

1,976

C4 General Discussion

1994, 94, c4, check, coil, corvette, corvetteoptispark, icm, opti, optispark, run, spark, starts, stops, vette

1994 C4 Coupe .....Optispark or what?

365021 on Jan 21, 2012

Jan 23, 2012 07:57 PM
by 365021

11

2,545

C4 Tech/Performance

bracket, business, coil, corvette, delteq, delteqcom, diagram, ls1, lt1, open, opti, optibox, parts, turn, wiring

Delteq Opti Box from inside pic.

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1 2)

vettef6 on Dec 19, 2011

Jan 23, 2012 04:55 PM
by vettef6

20

3,929

C4 Tech/Performance

antifreeze, cleaner, contact, coolant, dry, electrical, opti, optispark, spark

Antifreeze on Optispark

motorcycle43 on Jan 18, 2012

Jan 19, 2012 06:59 PM
by Goldcylon

9

4,342

C4 General Discussion

1996, c6, corvette, distributor, hose, location, lt1, opti, optispark, spark, tube, tubes, vacuum, vent, venting

I feel like an idiot, which Optispark vent tube goes where?

LouisvilleLT4 on Jan 16, 2012

Jan 19, 2012 03:16 PM
by LouisvilleLT4

7

10,812

C4 Tech/Performance

bad, box, c4, car, corvette, harness, installed, lt1, msd, opti, optis, runs, shit, start, starting, wiring

Has anyone had a new msd opti out of the box bad.

REDJET94 on Aug 2, 2010

Jan 18, 2012 04:30 AM
by PONTIAC1977

11

1,466

C4 Tech/Performance

94, c4, corvette, del, delteq, forum, opit, opti, optispark, replace, replacement, replacements, spark, tech, vette

Delteq Opti-Spark Replacement

Otis S. on Sep 2, 2010

Jan 10, 2012 09:04 PM
by Charleston2012

11

2,573

C4 General Discussion

1992, c4, c5, change, corvette, front, leak, leaking, lt1, oil, opti, optispark, small, spark, z06

Small Oil Leak - Somewhere Under Optispark

cqlink on Jan 8, 2012

Jan 10, 2012 08:49 PM
by sailorsteve

13

2,470

C4 General Discussion

1994, 7609752912, 95, c4, c7, corvette, gm, gmc, harness, number, opti, optispark, part, sale, vented, wire, wiring

94-95 OEM GM New Vented Optispark and Wiring Harness

pelensky on Aug 7, 2011

Dec 9, 2011 09:29 AM
by pelensky

12

1,594

C4 Parts for Sale/Wanted

beat, bro, clear, clearesal, clearvseal, corvette, opti, opticoat, products, quote, reviews, seal, wheel, zaino, zanio

Does anyone make a similar product to Zaino ClearSeal?

Rob4092xx on Nov 7, 2011

Dec 3, 2011 09:46 PM
by Killrwheels@Autogeek

8

3,008

Car Care Discussion

ac, acdelco, delco, opti, optispark, sale, spark

F/S Optispark (1st Gen) New/used AC Delco Unit $200

BIGJIM13 on Nov 15, 2011

Dec 3, 2011 11:21 AM
by BIGJIM13

11

925

C4 Parts for Sale/Wanted

1995, c5, chevrolet, corvette, driver, intake, line, lines, opti, side, teh, vaccume, vacuum, whats

What is this vacuum line?

tim32920 on Nov 2, 2011

Nov 3, 2011 12:38 PM
by tim32920

8

1,120

C4 General Discussion

bad, connections, connector, diagnosing, diagram, frequency, high, opti, optispark, pin, scope, spark, start, testing, wiring

Chrysler tech needs help diagnosing possible opti-spark issues

ProStreetC10 on Oct 18, 2011

Oct 31, 2011 09:58 AM
by ProStreetC10

14

2,577

C4 Tech/Performance

applicator, buyq, coat, corvette, forum, high, make, opti, opticoat, pad, polish, rims, spots, tips, wheels

Opti-coat on wheels

MisterMidlifeCrisis on Oct 28, 2011

Oct 29, 2011 02:37 PM
by jaki30

3

1,979

C6 Corvette General Discussion

Opti Replacement?

overdrawn on Oct 5, 2011

Oct 6, 2011 01:03 PM
by FireRoc

7

878

C4 Tech/Performance

I think it is the opti again..... can I get an amen?!?!

(

1 2)

quickcat on Sep 21, 2011

Oct 2, 2011 07:25 PM
by mfi

22

1,590

C4 Tech/Performance

What it looks like when the opti dies?!?!?!

quickcat on Sep 19, 2011

Oct 1, 2011 11:17 PM
by quickcat

4

860

C4 Tech/Performance

adjust, adjusting, c4, lt1, msd, opti, optispark, sale, set, spark, timing, tips, toadjust, tune, tuning

How to adjust the MSD Optispark???

quickcat on Sep 29, 2011

Sep 29, 2011 09:01 PM
by quickcat

0

4,180

C4 Tech/Performance

20, apply, california, coat, corvette, distributor, forum, opti, opticoat, optimum, retailer, rims, sale, tricks, wheels

Optimum Opti-Coat 2.0 VIP Special!

Nick@Autogeek on Sep 23, 2011

Sep 26, 2011 09:24 AM
by Nick@Autogeek

1

1,352

Car Care Discussion

96, bad, c4, corvette, island, opti, optimist, optis, p0372, p1371, rhode, sale, spark

P1371 is Opti?

CP5150 on Aug 8, 2006

Sep 25, 2011 04:57 PM
by OneRedLT4

7

1,976

C4 Tech/Performance

1371, 96, bad, code, engine, ignition, lt1, opti, optispark, p0300, p1371, replacing, switch, z28

P0300 p1371 on 96 lt1 HELP!

CAmaninacan on Sep 6, 2011

Sep 7, 2011 03:18 PM
by 96GS#007

4

5,898

C4 Tech/Performance

1984, bearing, blown, c4, corvette, failure, forum, lifespan, lye, needed, opti, pump, water

Need help blown water pump

BurkeVett on Sep 3, 2011

Sep 3, 2011 05:26 AM
by Charleston2012

1

923

C4 Tech/Performance

1996, 96, c6, chevy, corvette, high, located, lt1, lt4, opti, options, performance, procharger, spark, voltage, wash

Opti Options??? 96 LT4

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1 2 3 ... Last Page)

jrbollman on Aug 9, 2011

Aug 31, 2011 05:49 PM
by Klondike

70

5,973

C4 Tech/Performance

1994, c4, corvette, dist, distributor, hose, hoses, lt1, making, opti, routing, system, vent, ventilation

Opti Vent Hoses Diagram ?

CAJUN C4 on Aug 31, 2011

Aug 31, 2011 11:48 AM
by Red Dwarf

1

2,788

C4 Tech/Performance

Threads Tagged with opti