Threads Tagged with rapidfire

82, ac, acdelco, corvette, delco, distributor, gap, hei, plug, plugs, r44lts, rapidfire, reviews, spark, sr44lts

AC delco R44LTS spark plug gap?

James B on Jul 16, 2007

Jul 28, 2020 02:06 PM
by 71chimera

14

30,033

327, 64, 7, 8, ac, acdelco, corvette, delco, heat, platinum, plugs, range, rapidfire, rf7, spark

AC Delco RapidFire Plugs for a 327/300?

Paul L on Oct 15, 2003

Mar 6, 2020 07:12 PM
by coupe64

16

6,686

C1 & C2 Corvettes

12, 14, ac, acdelco, delco, difference, fire, plug, plugs, profesenal, rapid, rapidfire, sale, spark, whats

what's the difference between the 2 AC Delco rapid fire spark plugs AC14 vs. AC8?

boonie c4 on Mar 31, 2012

Mar 31, 2012 01:52 AM
by boonie c4

0

6,157

ac, c4, c5, corvette, fire, firing, lt1, number, plug, plugs, pugs, rapid, rapidfire, replacement, spark

Are AC Rapid fire spark plugs a good LT1 replacement plug?

boonie c4 on Mar 19, 2012

Mar 20, 2012 12:52 PM
by Nathan Plemons

2

2,953

045, area, c4, connect, corvette, counts, dyno, flat, gapped, knock, low, plugs, rapidfire, rpm, zz383

383 Dyno Flat above 5,500 RPM

pelensky on Feb 6, 2011

Feb 11, 2011 09:24 AM
by 96 lt-4

15

2,204

1, 87, ac, c4, c6, corvette, delco, plug, plugs, rapidfire, route, spark, taylor, wire, wires

Spark Plugs and Wires...Performance or Regular?

Alexxx on Aug 18, 2009

Aug 18, 2009 12:56 PM
by torchred89

6

3,113

C4 General Discussion

14, 84, acdelco, c4, changing, corvette, hype, kind, ngk, performance, plug, plugs, rapidfire, spark, tr55ix

what spark plugs

brent317 on Jun 14, 2009

Jun 15, 2009 10:12 PM
by theadmiral94

5

1,416

1996, ac, corvette, ctsv, dyno, header, headers, headersmanifolds, hp, increase, l98, manifolds, rapidfire, results, review

Header vs OEM Manifolds Results on Healthy 381

No Go on May 22, 2009

May 24, 2009 10:31 AM
by Orr89rocz

12

1,276

19145287, 1990, 90, ac, acdelco, change, corvette, fire, plug, plugh, plugs, rapid, rapidfire, spark, sparkplug, thread

Spark plug recommendations for a 1990?

Corvette505 on Oct 12, 2008

Oct 14, 2008 01:59 AM
by racebum

11

14,066

4, ac, delco, fire, floling, fouling, hotter, oil, plug, plugs, rapidfire

Oil fouling / Hotter plug?

427390 on Aug 4, 2008

Aug 5, 2008 09:00 AM
by capevettes

5

1,349

Eight Brand New AcDelco High Performance RapidFire Spark Plugs #2

ROBMERRILL on Oct 24, 2007

Oct 25, 2007 09:16 AM
by ROBMERRILL

1

454

C3 Parts for Sale/Wanted

427, 5, 88, 89, ac, c3, corvette, corvettte, delco, fire, gap, plug, plugs, rapid, rapidfire, spark

Rapid Fire PLug #5 Gap

rythmfly on Sep 15, 2007

Sep 15, 2007 11:06 PM
by Lichen

2

1,518

1988, ac, corvette, cross, delco, fr5ls, ngk, plug, rapidfire, results, spark, vpower

Which spark plug would you recommend?

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1 2)

boonie on Jul 6, 2007

Jul 19, 2007 10:25 AM
by onedef92

30

2,493

1988, 5, ac, acdelco, corvette, delco, gapped, plugs, rapidfire, redesign

dumb old ac delco rapidfire #5 question - L98

Red Tornado on Jun 1, 2007

Jun 1, 2007 11:10 PM
by Red Tornado

13

2,677

14mm, 41629, 86, ac, aluminum, delco, gasket, head, heads, l98, plug, plugs, rapidfire, spark, vette

Spark plugs for Iron headed L98

86GoldProject on May 2, 2007

May 2, 2007 11:35 PM
by RRT vette

5

2,439

ac, compare, delco, fire, performance, platinum, profeessional, professional, rapid, rapidfire

ACDelco ‘Professional Platinum’ plugs.

smacko on Dec 29, 2006

Dec 30, 2006 01:01 PM
by ALLT4

10

718

1988, acdelco, c4, champion, corvette, idle, plugs, rapidfire, spark

C4 spark plugs?

bigstu2203 on Nov 22, 2006

Nov 24, 2006 10:40 AM
by Bob CTS

11

1,683

327, ac, bigblock, corvette, delco, fire, forums, l46, plug, plugs, problems, r44t, rapid, rapidfire, spark

AC Delco Rapid Fire Plugs

c3andc5 on Nov 10, 2006

Nov 11, 2006 01:39 AM
by Jud Chapin

10

4,904

403, 4autolite, acdelco, autolite, gapped, inurlforums, part, pre, r43xls, rapidfire

Spark Plugs

Lilfur on Jul 10, 2006

Jul 10, 2006 12:21 PM
by BlueL36

2

792

104, 41906, 514, ac, acell, agrf42, delco, denso, heat, ngk, plug, r42lts, range, rapidfire, rs14yc, t20epru, tr5

confirm heat range on plugs

mseven on Jul 30, 2005

Jul 31, 2005 12:38 PM
by mseven

4

7,513

C4 General Discussion

4, 79, ac, bbc, change, corvette, fire, heat, l48, plug, plugs, range, rapid, rapidfire, spark, vette

Spark Plug for '79 ... Std. AC or Rapidfire?

Tom T on May 20, 2005

May 22, 2005 11:37 PM
by Glassbowtie77

8

1,757

ac, bosch, delco, lt1, performance, platinum, plug, plugs, rapidfire, route, spark, wires

plugs and wires for LT1

bobmic93 on Mar 13, 2005

Mar 14, 2005 12:34 AM
by Gar

9

1,156

1988, 35, 45, acdlco, corvette, gapped, plugs, rapidfire

spark plugs and fuel pressure

bowersock on Feb 1, 2005

Feb 1, 2005 05:04 PM
by Strick

4

417

Need Advice for Rapidfire #5 Plug Gap

Sam Lam on Dec 11, 2004

Dec 12, 2004 12:20 AM
by jfb

3

455

12, ac, corvette, fire, firedouble, forum, lt1, makes, platimum, plug, plugs, problem, rapid, rapidfire, set, spark

[READ!] Warning regarding AC Rapidfire Spark Plugs!

(

1 2)

Lone Ranger on Nov 4, 2004

Nov 9, 2004 03:17 PM
by rocco16

32

23,350

1988, 88, acdelco, coil, corvette, fuel, gapped, injector, intermitant, intermittent, miss, plugs, rapidfire

Discovered cause of intermittent miss, what plugs, wires and Coil should I get?

RED-85-Z51 on Jul 20, 2004

Jul 23, 2004 12:42 AM
by TIMSPEED

12

1,063

C4 General Discussion

8, 84, ac, acdelco, corvette, delco, fire, gap, gapping, performance, plug, plugs, rapid, rapidfire, spark

Spark plug gap for AC Delco Rapidfire #9's

vettl83 on Jul 7, 2004

Jul 7, 2004 07:11 PM
by MrCrowley

1

3,006

C4 ZR-1 Discussion

ac, autolite, double, platinum, rapidfire

Autolite dbl plat, AC Rapid fire or plain jane AC's, I can't decide.

Custum73 on May 19, 2004

May 19, 2004 03:59 PM
by GasketDude

2

740

How much do Rapidfires cost?

HeeHaw89 on Feb 20, 2004

Feb 22, 2004 03:50 AM
by drvette85

14

638

14, double, lt1, lt4, ngk, platnum, plugs, rapidfire, run

Plugs for LT1

JohnOH327 on Feb 16, 2004

Feb 17, 2004 10:10 AM
by Kizmo

16

767

1994, 84, ac, corvette, delco, fire, plugs, rapid, rapidfire, spark

Best Spark plugs for 94C4 are AC Delco Rapid fire spark plugs?

boonie2 on Jan 24, 2004

Jan 25, 2004 02:37 PM
by pwrful c4

7

1,442

12, c5, corvette, difference, feel, gap, horsepower, make, platinum, plug, plugs, rapidfire, spark, wires, z06

Can new spark plugs make that much difference

Wrecked82 on Dec 30, 2003

Dec 31, 2003 02:54 AM
by BSeery

11

12,832

ACDelco Rapidfires - Which Choice? Any Problems With Platinum Tips?

Red Tornado on Nov 30, 2003

Dec 1, 2003 01:40 PM
by ConeKLR

6

777

ac, accel, header, plug, plugs, rapidfire

Anyone running Accel header plugs?

Red Tornado on Nov 30, 2003

Nov 30, 2003 12:02 PM
by VetteNoob

2

498

427, ac, big, block, champion, plug, rapdifire, rapidfire, rc12yc, spark

AC Rapidfire spark plug for big/block alum heads

StrayDog on Oct 21, 2003

Oct 21, 2003 12:52 PM
by StrayDog

2

626

C1 & C2 Corvettes

1, 91, ac, corvette, fire, rapid, rapidfire

rapidfire #1 or #5

6spd on Sep 20, 2003

Sep 22, 2003 01:31 PM
by Lone Ranger

4

621

035, 045, 1, ac, calls, corvette, delco, fire, gap, iridium, l98, motor, plugs, rapid, rapidfire

Interesting Info on A/C Delco Rapidfire plugs... feel free to comment

(

1 2)

dbwade36 on Sep 18, 2003

Sep 19, 2003 10:23 PM
by tkrussell

28

5,414

ac, change, delco, design, fire, long, lt1, performance, platinum, plugs, rapid, rapidfire

RapidFire Plugs ????

blkc6z51 on Sep 18, 2003

Sep 19, 2003 06:09 PM
by BookSmart

12

819

1, 10, ac, changing, fire, l98, plugs, rapid, rapidfire

Rapidfire plugs: what is diff between #1, #5, #10, #14, etc.?

dbwade36 on Sep 18, 2003

Sep 19, 2003 03:49 PM
by dbwade36

12

758

14, 25166808, 41906, 41943, ac, delco, difference, plug, rapidfire, spark, type

What type of spark plug is this?

NE14SIN on Sep 1, 2003

Sep 1, 2003 06:39 PM
by Lone Ranger

10

2,824

rapidfire #5's what should I gap them for my 90?

phrogs on Aug 13, 2003

Aug 14, 2003 07:11 AM
by FASTAZU

1

661

C4 ZR-1 Discussion

ac, acdelco, bad, c5, delco, fine, fire, fires, information, plug, plugs, problems, rapid, rapidfire, spark, wire

AC DELCO RAPID FIRE SPARK PLUG PROBLEM

Bill Curlee on Jun 24, 2003

Jun 25, 2003 12:07 AM
by rhoeven

2

3,474

38, ac, charged, counterfeit, delco, fire, forum, photos, plug, plugs, rapid, rapidfire, spark, sparkplugs, super, supercharged

AC Rapidfire Spark Plugs design info here (FYI)

Lone Ranger on Feb 8, 2003

Feb 9, 2003 10:51 AM
by Lone Ranger

3

1,027

2002, 35, ac, fire, forums, invented, plug, plugs, rapidfire, sale, sbc, spark, spilt, split, splitfire, theory

Split-fire spark plugs

KyleBst264 on Sep 21, 2002

Sep 23, 2002 08:36 PM
by GRX

18

1,580

1988, ac, acdelco, corvette, delco, gap, gapped, plugs, rapidfire

rapidfire plugs have incorrect pre-set gap?

tpivette89 on Aug 20, 2002

Aug 21, 2002 11:15 AM
by Triple Black 88

8

4,180

ac, back, cut, delco, fire, firr, forum, gapprf, plugs, pre, rapid, rapidfire, results, tpi

My "Cut Plugs" vs. "Rapidfire" results!!!

(

1 2)

Triple Black 88 on Jul 27, 2002

Aug 2, 2002 05:39 AM
by bill mcdonald

28

1,639

AC Rapidfire Spark Plug Experiences.

BHP on Jul 29, 2002

Jul 30, 2002 11:46 AM
by carpe dm

1

1,150

035, 045, 1989, acdelco, calls, corvette, difference, fire, gap, motor, performance, plug, rapid, rapidfire, regap, spark

AC Delco Rapidfire Gap???

(

1 2)

Triple Black 88 on Jul 11, 2002

Jul 13, 2002 01:19 PM
by MITCH

20

19,573

12, 41952, ac, bosch, delco, iridium, plug, plugs, rapidfire, replacement, sparkplug

Help with AC Delco plug part # please.

Clay on Jun 6, 2002

Jun 11, 2002 03:42 PM
by silversport

10

1,319

ac, c3, corvette, delco, fire, msd, plugs, rapid, rapidfire

A C Delco Rapid Fire plugs with MSD 6AL

Milest on May 12, 2002

May 12, 2002 11:24 AM
by Xracer

2

861

14, ac, acdelco, corvette, fire, gap, lt1, number, plug, rapid, rapidfire

Which Rapidfire plug for LT1?

Dave95C4 on May 10, 2002

May 10, 2002 04:14 PM
by Dave95C4

5

1,029

rapidfire plugs 1 or 2?

n5sud on Mar 22, 2002

Mar 23, 2002 12:32 AM
by Sigforty

8

594

2, ac, colder, delco, difference, fire, fires, hotter, platinum, rapid, rapidfire

WOW! AC Delco Rapidfires

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1 2)

Paul 75 L82 on Feb 23, 2002

Feb 25, 2002 02:41 PM
by Golden80

20

1,707

Spark plugs for BB

467-Ratman on Feb 21, 2002

Feb 22, 2002 04:35 PM
by marky mark

3

598

ac, carbureted, fire, fouling, hot, plugs, r45ts, rapid, rapidfire, ripid

AC Rapid-fire plugs, anyone notice any inprovement with these in a stock L-48?

killain on Nov 14, 2001

Nov 16, 2001 12:32 AM
by Gary79

6

804

2001, 350, corvette, delco, fir, fire, fires, iradium, nkg, plugs, rapid, rapidfire, spark, tbi, versus

Delco rapid fire spark plugs?

borba on Oct 14, 2001

Oct 15, 2001 02:46 PM
by whip383

7

1,565

1968, 5, champion, changing, corvette, heat, plugs, range, rapidfire, rc13yc, smoke, spark

More on spark plugs......on after market heads!

Strike3 on Aug 12, 2001

Aug 15, 2001 10:55 AM
by gearheadz

11

1,709

What is the Best Plugs for L98

BOB'S C6 on Aug 12, 2001

Aug 12, 2001 11:42 PM
by scorp508

6

656