xr258hr - Third Generation F-Body Message Boards - Threads Tagged with xr258hr

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Threads Tagged with xr258hr

Threads Tagged with xr258hr

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cam, cams, camsxr258, comp, sale, xe258hr, xr258hr

Comp Cams XR258hr FS

markymarco on Jul 5, 2008

Aug 22, 2011 10:16 AM
by markymarco

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3

995

Engine/Drivetrain/Suspension Parts for Sale

350, 57, cams, carb, combination, combo, comp, motor, nitrous, pinging, road, strongest, tahoe, vortec, xr258hr

Good Engine Combo?

85T/A350 on Apr 2, 2011

Apr 12, 2011 11:06 PM
by 85T/A350

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27

1,463

355, bbc, cam, sbc, xr258hr

Camshafts.... Does anyone actually understand them?

weaz4200 on Jan 19, 2011

Jan 22, 2011 02:23 PM
by dimented24x7

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42

2,061

Tech / General Engine

daily, driver, xr258hr

stall recomendation?

xdsone on Sep 4, 2010

Sep 5, 2010 12:19 AM
by built91Z28

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3

545

Transmissions and Drivetrain

085008, 12, 16, 214224, 258, arms, cam, cams, cca, comp, comps, rocker, tpi, xr258hr, xr258hr12

comp cam XR258HR-12 opinions

KUNAGUERO66 on May 8, 2010

May 8, 2010 08:59 PM
by Blown84Bird

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1

3,420

085008, 305, 305cid, 383, 87, cam, camino, comp, dyno, el, mark, performance, prom, timing, tpi, xr258hr, xr264hr

305 TPI Performance?

camaro87-alex on Mar 24, 2009

Mar 28, 2009 01:16 PM
by BC GTA

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10

5,977

1987, 87, back, cam, cams, camsxr258, cat, comp, cr, heads, l98, lg4, reviews, trans, xr258hr

comp cams XR258HR in 87 lg4??? help!

jaygt on Mar 3, 2009

Mar 3, 2009 08:49 PM
by jaygt

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0

1,163

305, add, cam, camshaft, chevy, energy, extreme, horsepower, installing, lo3, lt4, motor, style, tbi, xr258hr

best cam for daily driven lo3

adm030 on Dec 8, 2008

Dec 10, 2008 09:59 AM
by 89_RS

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19

8,769

91, big, cam, cams, comp, ecm, firebird, fluctuation, hr10, iac, idle, idling, issue, issues, xr258, xr258hr

idle fluctuation problem - Comp Cam too big?

FNFAL308 on Jun 1, 2008

Jun 1, 2008 08:49 PM
by FNFAL308

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2

1,060

Tech / General Engine

305, 383, 488, big, cam, engine, sound, specs, stock, stroker, timing, video, xr258, xr258hr, xr258hr12

XR258hr-12 a good all around cam???

WhiteIrocZ on Apr 1, 2008

Apr 14, 2008 10:49 PM
by WhiteIrocZ

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13

12,828

083008, 085008, 262, 262hr12, cam, camshaft, comp, energy, sounds, torque, voodoo, xe, xe262, xr258hr, xtreme

Comp Cam 'Xtreme Energy' Questions?

Demon_Eater on Mar 22, 2008

Mar 24, 2008 09:18 PM
by Demon_Eater

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21

7,976

Tech / General Engine

355, budget, build, cam, end, heads, injection, lope, low, port, torque, tpi, tuned, tuning, vortec, xr258hr

xr258hr in a 355 vortec

wanab03ss on Mar 1, 2008

Mar 7, 2008 09:29 AM
by wanab03ss

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4

2,916

110, 16, cam, camhaft, computer, curve, l69, lsa, rockers, tbi, torque, tune, upgrade, vortec, xr258hr, xr264hr

Debating cam upgrade on Vortec TBI..

1991 RS 305 on Dec 9, 2007

Dec 10, 2007 10:05 AM
by 90c350

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5

3,126

383, cam, camaro, cams, comp, cs, gen, grind, kind, number, xr258hr, xr258hr10, xr258hr12

2 Attachment(s)

COMP CAM...Grind# CS XR258HR-10

Wishmaster's87IROC on Jun 14, 2006

May 1, 2007 09:34 PM
by Wishmaster's87IROC

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4

1,987

Engine/Drivetrain/Suspension Parts for Sale

005, 1051, 334, 335, 34, 3500, 56cc, build, calculator, combustion, compression, dynamic, lift, ratio, ration, stroker, tpi, xr258hr

Compression Ratio on 334 stroker

Casey_Butt on Jun 7, 2006

Jun 9, 2006 01:06 AM
by 88TPI406GTA

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43

2,163

Tech / General Engine

252xfi, 350, 3rd, block, chevy, computer, gen, heads, hr13, problems, rebuild, roller, stock, torque, xr258hr

350 Chevy block question

'89 Iroc on Jun 7, 2006

Jun 7, 2006 11:13 PM
by Sonix

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10

838

Tech / General Engine

187, 488, centerbolt, fuel, heads, l03, lift, port, pump, stock, swirl, swirlies, tbi, xr258hr

Best new or used heads for a camed L03

1992camarors on May 29, 2006

Jun 1, 2006 12:52 AM
by robertfrank

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13

1,760

0850008, angle, cam, cams, comp, heads, lobe, product, separation, seperation, smog, soo, world, xr258hr, xr258hr12

Soo...Smog huh?

chevy8ford on Sep 15, 2003

Sep 17, 2003 06:33 PM
by Russ-So Cal

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8

786

Southern California Area

cam, cams, camshaft, comp, daily, driver, idle, l98, tbi, torque, xr258hr

Anyone running the XR258HR cam

boogie on Sep 9, 2003

Sep 9, 2003 02:52 PM
by Dewey316

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1

2,467

383, xr258hr

Xr258hr

deepstage69 on Feb 20, 2003

Feb 20, 2003 04:08 PM
by deepstage69

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2

898

Tech / General Engine

110, 264, 350, 383, cam, cams, comp, hr, lsa, run, springs, timing, videos, xr, xr258hr, xr264hr

Xr264hr

deepstage69 on Feb 19, 2003

Feb 19, 2003 03:26 PM
by RB83L69

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7

2,720

Tech / General Engine

burn, cam, chip, chips, makes, tbi, xr258hr

who makes the best custome chips

c4boom on May 6, 2002

May 6, 2002 09:35 PM
by c4boom

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6

661

22, 305, 51002, 87, band, cams, comp, dragtimes, power, range, rpm, slp, t5, tpi, xr254hr, xr258hr

Cam selection and 305TPI/T5

Flfinn on Nov 22, 2000

Nov 23, 2000 12:26 PM
by Flfinn

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7

1,379

bigger, cam, camshaft, car, cat, chip, density, in, install, installation, motor, pull, put, speed, xr258hr, xr270hr

Do you have to pull the motor to install a new cam?

GOFASTER on Jul 23, 2000

Jul 24, 2000 03:13 AM
by 3.1 firebird

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8

14,506

Tech / General Engine

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