fr5ls - CorvetteForum - Chevrolet Corvette Forum Discussion - Threads Tagged with fr5ls

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Threads Tagged with fr5ls

Threads Tagged with fr5ls

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350, ac, displacement, engine, forced, fr5ls, gap, heads, hei, induction, mods, plugs, spark, specs, zz3, zz4

ZZ3 vs. ZZ4

Roadster71 on Jan 6, 2005

May 23, 2025 05:31 PM
by C3DeedlyDee

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8

14,143

C3 Tech/Performance

350, chevy, code, crate, fr5ls, motor, mr43lts, plug, plugs, sbc, spark, zz2, zz3, zz4, zzz

ZZ2/3/4 Crate Engine Spark Plugs

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Multi-page thread

1 2)

65nassau on Apr 8, 2005

Jan 21, 2025 02:00 PM
by JCOOP

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20

15,094

C1 & C2 Corvettes

81, ac, comparison, correct, corvette, crossfire, delco, fr5ls, gap, l98, nonresistor, plug, plugs, spark, specs, vette

Sparks plugs What to use?

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Multi-page thread

1 2)

ultraviolet70 on May 18, 2011

May 28, 2011 12:48 PM
by 96_vette

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21

3,629

C4 Tech/Performance

383, 41629, ac, delco, fr3ls, fr5ls, good, hotter, joe, plug, plugs, running, sherman, spark, stock, tune, tuning

You guys with the 383s, what plugs are you running??

WW7 on Jul 1, 2010

Jul 3, 2010 05:36 AM
by cv67

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12

8,286

C4 Tech/Performance

91, acdelco, delco, fr5ls, fuel, idle, smooth, start, vette, well

"91" Vette slight idle issue.

GKK on Dec 12, 2008

Dec 13, 2008 01:07 PM
by SunCr

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16

1,143

C4 Tech/Performance

1984, 1987, 1988c4corvette, c4, corvette, engine, equivalent, fr5ls, plugs, recomended, spark, spitfire

1988 c4

mjstan on Mar 31, 2008

Apr 1, 2008 11:30 AM
by 65Z01

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15

998

C4 General Discussion

1984, 41629, 85, ac, corvette, delco, fr3ls6, fr5ls, gap, l98, plug, plugs, setting, spark, sparkplug, vett, vette

Plugs and SC set up

Pizzano on Feb 22, 2008

Feb 26, 2008 01:49 PM
by Pizzano

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8

1,673

C4 Tech/Performance

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

Which spark plug would you recommend?

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Multi-page thread

1 2)

boonie on Jul 6, 2007

Jul 19, 2007 10:25 AM
by onedef92

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30

2,469

C4 Tech/Performance

41629, ac, compression, corvette, delco, fr5ls, installing, plugs, ring, spark

Spark Plugs?

Billy Stargazer on Oct 2, 2005

Oct 2, 2005 06:32 PM
by Billy Stargazer

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2

977

C4 General Discussion

correct, engine, fr5ls, gm, heat, mr43lts, plug, plugs, racing, range, rc12yc, sale, spark, zz4, zzz

ZZ4 Spark plugs. Two options available... any differences?

Cookwithvette on Apr 18, 2005

Apr 19, 2005 04:00 AM
by ffas23

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3

13,117

C3 Tech/Performance

ac, cross, delco, fr5ls, fr5ls5, gap, plug, plugs, ref, spark

Ac Delco Fr5LS plugs

TurboStang on Oct 5, 2004

Oct 5, 2004 04:24 PM
by GKK

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2

4,362

C4 Tech/Performance

ac, acdelco, fr5ls, plugs, spark

[MD] FS: 2 sets of Spark Plugs AC FR5LS

wheelsup on Jul 14, 2003

Jul 28, 2003 11:20 AM
by wheelsup

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2

432

C4 Parts for Sale/Wanted

fr5ls, plug, spark

FR5LS spark plug ring

TRWSD90 on Jun 25, 2003

Jun 25, 2003 09:50 PM
by jfb

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1

572

C4 Tech/Performance

ac, advance, connected, factory, fr5ls, gap, motor, plug, plugs, recommended, source, spark, timing, vacuum, zz4

ZZ4 Timing and Spark Plug Gap

kgraumann on May 7, 2003

May 7, 2003 02:08 PM
by kgraumann

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3

25,815

C3 Tech/Performance

1999, 5, ac, boats, delco, engine, fr5ls, mr43lts, offshore, plug, plugs, rapid, run, spark, sparkplugs, zz4

what spark plugs do you use in your zz4?

Michael Tucker on Apr 7, 2003

Apr 7, 2003 10:48 PM
by CDaniel525

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6

9,817

C3 Tech/Performance

fr3ls, fr5ls, hotter, plug

Spark plug help!

jbroughton on Oct 3, 2002

Oct 7, 2002 05:58 PM
by jbroughton

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2

615

41629, corvette, fr5ls, plugs, spark

Part # for a/c delco plugs?

Aggravated4life on Oct 4, 2002

Oct 5, 2002 09:21 PM
by Aggravated4life

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9

648

C4 Tech/Performance

4, ac, auto, fr5ls, lt5, napa, platimum

Bosch Platinum +4 post 2

cadawg on Jan 20, 2002

Jan 24, 2002 12:57 AM
by 88_vette

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18

692

C4 Tech/Performance

86, corvette, difference, fr3ls, fr5ls, heat, platinum, plugs, range, spark

86 Alum Head spark plugs

BWar on Jul 23, 2001

Jul 23, 2001 07:20 PM
by Roar Hansen

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4

1,091

C4 Tech/Performance

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