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 07-16-2007

07-28-2020 02:06 PM
by 71chimera

14

25,078

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 10-15-2003

03-06-2020 07:12 PM
by coupe64

16

5,789

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 03-31-2012

03-31-2012 01:52 AM
by boonie c4

0

5,498

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 03-19-2012

03-20-2012 12:52 PM
by Nathan Plemons

2

2,675

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

383 Dyno Flat above 5,500 RPM

pelensky on 02-06-2011

02-11-2011 09:24 AM
by 96 lt-4

15

1,963

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

Spark Plugs and Wires...Performance or Regular?

Alexxx on 08-18-2009

08-18-2009 12:56 PM
by torchred89

6

2,779

C4 General Discussion

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

what spark plugs

brent317 on 06-14-2009

06-15-2009 10:12 PM
by theadmiral94

5

1,265

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 05-22-2009

05-24-2009 10:31 AM
by Orr89rocz

12

1,214

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

Spark plug recommendations for a 1990?

Corvette505 on 10-12-2008

10-14-2008 01:59 AM
by racebum

11

12,134

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

Oil fouling / Hotter plug?

427390 on 08-04-2008

08-05-2008 09:00 AM
by capevettes

5

1,268

Eight Brand New AcDelco High Performance RapidFire Spark Plugs #2

ROBMERRILL on 10-24-2007

10-25-2007 09:16 AM
by ROBMERRILL

1

418

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 09-15-2007

09-15-2007 11:06 PM
by Lichen

2

1,303

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

Which spark plug would you recommend?

(

1 2)

boonie on 07-06-2007

07-19-2007 10:25 AM
by onedef92

30

2,336

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

dumb old ac delco rapidfire #5 question - L98

Red Tornado on 06-01-2007

06-01-2007 11:10 PM
by Red Tornado

13

2,382

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

Spark plugs for Iron headed L98

86GoldProject on 05-02-2007

05-02-2007 11:35 PM
by RRT vette

5

1,923

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

ACDelco ‘Professional Platinum’ plugs.

smacko on 12-29-2006

12-30-2006 01:01 PM
by ALLT4

10

638

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

C4 spark plugs?

bigstu2203 on 11-22-2006

11-24-2006 10:40 AM
by Bob CTS

11

1,471

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

AC Delco Rapid Fire Plugs

c3andc5 on 11-10-2006

11-11-2006 01:39 AM
by Jud Chapin

10

4,137

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

Spark Plugs

Lilfur on 07-10-2006

07-10-2006 12:21 PM
by BlueL36

2

660

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

confirm heat range on plugs

mseven on 07-30-2005

07-31-2005 12:38 PM
by mseven

4

6,876

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 05-20-2005

05-22-2005 11:37 PM
by Glassbowtie77

8

1,611

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

plugs and wires for LT1

bobmic93 on 03-13-2005

03-14-2005 12:34 AM
by Gar

9

1,112

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

spark plugs and fuel pressure

bowersock on 02-01-2005

02-01-2005 05:04 PM
by Strick

4

361

Need Advice for Rapidfire #5 Plug Gap

Sam Lam on 12-11-2004

12-12-2004 12:20 AM
by jfb

3

386

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 11-04-2004

11-09-2004 03:17 PM
by rocco16

32

20,705

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 07-20-2004

07-23-2004 12:42 AM
by TIMSPEED

12

962

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 07-07-2004

07-07-2004 07:11 PM
by MrCrowley

1

2,676

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 05-19-2004

05-19-2004 03:59 PM
by GasketDude

2

591

How much do Rapidfires cost?

HeeHaw89 on 02-20-2004

02-22-2004 03:50 AM
by drvette85

14

555

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

Plugs for LT1

JohnOH327 on 02-16-2004

02-17-2004 10:10 AM
by Kizmo

16

705

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

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

boonie2 on 01-24-2004

01-25-2004 02:37 PM
by pwrful c4

7

1,206

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 12-30-2003

12-31-2003 02:54 AM
by BSeery

11

12,257

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

Red Tornado on 11-30-2003

12-01-2003 01:40 PM
by ConeKLR

6

610

ac, accel, header, plug, plugs, rapidfire

Anyone running Accel header plugs?

Red Tornado on 11-30-2003

11-30-2003 12:02 PM
by VetteNoob

2

422

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

AC Rapidfire spark plug for big/block alum heads

StrayDog on 10-21-2003

10-21-2003 12:52 PM
by StrayDog

2

548

C1 & C2 Corvettes

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

rapidfire #1 or #5

6spd on 09-20-2003

09-22-2003 01:31 PM
by Lone Ranger

4

546

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 09-18-2003

09-19-2003 10:23 PM
by tkrussell

28

4,438

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

RapidFire Plugs ????

blkc6z51 on 09-18-2003

09-19-2003 06:09 PM
by BookSmart

12

736

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

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

dbwade36 on 09-18-2003

09-19-2003 03:49 PM
by dbwade36

12

670

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

What type of spark plug is this?

NE14SIN on 09-01-2003

09-01-2003 06:39 PM
by Lone Ranger

10

2,262

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

phrogs on 08-13-2003

08-14-2003 07:11 AM
by FASTAZU

1

597

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 06-24-2003

06-25-2003 12:07 AM
by rhoeven

2

3,204

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 02-08-2003

02-09-2003 10:51 AM
by Lone Ranger

3

937

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

Split-fire spark plugs

KyleBst264 on 09-21-2002

09-23-2002 08:36 PM
by GRX

18

1,332

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

rapidfire plugs have incorrect pre-set gap?

tpivette89 on 08-20-2002

08-21-2002 11:15 AM
by Triple Black 88

8

3,228

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 07-27-2002

08-02-2002 05:39 AM
by bill mcdonald

28

1,522

AC Rapidfire Spark Plug Experiences.

BHP on 07-29-2002

07-30-2002 11:46 AM
by carpe dm

1

1,080

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 07-11-2002

07-13-2002 01:19 PM
by MITCH

20

16,777

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

Help with AC Delco plug part # please.

Clay on 06-06-2002

06-11-2002 03:42 PM
by silversport

10

1,228

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

A C Delco Rapid Fire plugs with MSD 6AL

Milest on 05-12-2002

05-12-2002 11:24 AM
by Xracer

2

780

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

Which Rapidfire plug for LT1?

Dave95C4 on 05-10-2002

05-10-2002 04:14 PM
by Dave95C4

5

964

rapidfire plugs 1 or 2?

n5sud on 03-22-2002

03-23-2002 12:32 AM
by Sigforty

8

527

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

WOW! AC Delco Rapidfires

(

1 2)

Paul 75 L82 on 02-23-2002

02-25-2002 02:41 PM
by Golden80

20

1,519

Spark plugs for BB

467-Ratman on 02-21-2002

02-22-2002 04:35 PM
by marky mark

3

520

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 11-14-2001

11-16-2001 12:32 AM
by Gary79

6

708

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

Delco rapid fire spark plugs?

borba on 10-14-2001

10-15-2001 02:46 PM
by whip383

7

1,429

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

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

Strike3 on 08-12-2001

08-15-2001 10:55 AM
by gearheadz

11

1,394

What is the Best Plugs for L98

BOB'S C6 on 08-12-2001

08-12-2001 11:42 PM
by scorp508

6

568