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Threads Tagged with 487

Threads Tagged with 487

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350, 3973487x, 487, 487x, 72, 76cc, cam, chevy, flow, head, heads, l79, sbc, size, specs, valve

Are 3973487X heads any better than other large chamber SBC heads?

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Multi-page thread

1 2)

Uesu on Sep 4, 2008

Mar 4, 2020 11:24 AM
by vettebuyer6369

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22

91,015

C1 & C2 Corvettes

1971, 1972, 1972lt1, 350, 487, 72, casting, corvette, engine, heads, judging, lt1, manual, number, spec

72 LT1 head numbers help

JBLT1 on Jul 28, 2011

Feb 15, 2012 10:13 PM
by Dancingbear

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15

12,052

C3 Tech/Performance

487, 487x, 550, 993, cheap, chevrolet, chevy, double, flow, heads, hump, iron, lift, lt1

Best Iron heads for cheap?

Blues77 on Jul 20, 2010

Jul 24, 2010 01:03 AM
by tt 383

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14

4,719

C3 Tech/Performance

1971, 1972, 3973487, 3973487x, 487, 487x, casting, corvette, heads, lt, lt1, vett

Correct Heads on LT-1

CoolShark on Jul 9, 2010

Jul 10, 2010 07:46 PM
by CoolShark

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7

1,545

3973487, 487, casting, gr, h423ncp, h423ncp030, heads, power, sealed

What headsto use

hommer on Apr 21, 2010

Apr 22, 2010 10:26 AM
by ZBRA

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11

1,369

C3 Tech/Performance

1971, 3973487, 487, 487x, chevrolet, chevy, hardened, heads, il, lt1, sale, screw, seats, so

LT-1 487 heads for sale

beertestr on Aug 28, 2009

Sep 2, 2009 09:52 PM
by 63mako

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4

2,342

C3 Parts for Sale/Wanted

487, 488, corvette, horns

WTB 487 & 488 Horns

Toyvetts on Jul 1, 2009

Jul 2, 2009 07:13 AM
by covett

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1

680

487, 487x, buy, chevrolet, chevy, forum, heads, sale

Looking for 487X heads

Leeboy on Mar 23, 2009

Mar 31, 2009 10:06 PM
by dragracerz

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5

1,161

C3 Parts for Sale/Wanted

1967, 1967corvette, 487, 488, corvette, horns, wanted

FS 1967 Corvette horns #487 #488

John Meissinger on Sep 13, 2008

Sep 13, 2008 03:29 PM
by John Meissinger

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0

527

487, 487x, corvette, difference

72 with 9.0:1

tgensel on Jan 22, 2008

Jan 23, 2008 08:11 PM
by tgensel

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5

724

C3 Tech/Performance

350, 3973487, 487, 487x, 60, corvette, flow, head, headers, heads, lt1

487 heads

84dragbird on Nov 12, 2006

Nov 13, 2006 12:37 PM
by 84dragbird

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7

29,641

C3 Tech/Performance

487, forums, head, information

WTB: 487 head for 71 small block

Brad Maynard on Mar 22, 2006

Mar 22, 2006 02:38 PM
by Brad Maynard

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0

227

C3 Parts for Sale/Wanted

202, 487, 487x, cylinder, head, heads, sale

487 heads

BLACKHORSEVET on Feb 7, 2006

Feb 8, 2006 12:21 AM
by BLACKHORSEVET

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9

2,610

C3 Tech/Performance

487, combo, head, heads, l82, vortec

What Cam and Head Combo for L-82?

79vetter on Jun 3, 2005

Jun 5, 2005 02:34 AM
by kevinator80

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12

1,604

C3 Tech/Performance

1971, 1972, 487, antonio, corvette, dallas, heads, lt1, san, texas

Look at what I found... LT1 heads...

Jasonty on Apr 17, 2005

Apr 18, 2005 07:57 AM
by gerry72

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6

848

487, 487x, 72, casting, castings, comparison, corvette, flow, good, head, heads, lift, lt1, numbers, sale, xs290s

Are 487X heads any GOOD?

mbeeman350 on Jul 15, 2004

Jul 15, 2004 06:33 AM
by Gordonm

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2

21,723

C3 Tech/Performance

487, accessories, double, drill, drilling, heads, holes, hump, machine, modern, sell, shop

Got some Free Double Hump Heads

Gage on May 24, 2004

May 25, 2004 11:37 AM
by Gage

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13

874

C3 Tech/Performance

487, cc, heads, job, machine, manassas, northern, performance, polish, richmond, shop, shops, speed, va, valve

machine shops in the va area (head work)

71vetteLT-1 on Dec 3, 2003

Dec 5, 2003 06:56 PM
by Guru_4_hire

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11

1,659

C3 Tech/Performance

350, 383, 487, 76cc, 925, chevrolet, chevy, compression, curves, dyno, heads, lt1, power, test, vortec

please, help me out here...engine rebuild

71vetteLT-1 on Nov 5, 2003

Nov 9, 2003 11:51 AM
by 69stingray

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18

1,570

C3 Tech/Performance

202, 350, 487, cc, chamber, chevy, corvette, flow, head, heads, identify, rate, sbc, size, specs

Specs on 487 heads?

jwbert on Mar 27, 2003

Mar 27, 2003 10:47 PM
by mbeeman350

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3

29,403

C3 Tech/Performance

487, 487x, 72, 882, castings, chevrolet, chevy, corvete, corvette, difference, gm, head, heads, pics, sale

Another question about heads....487X

mbeeman350 on Mar 10, 2003

Mar 11, 2003 06:25 PM
by mbeeman350

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5

7,105

C3 Tech/Performance

180, 383, 441, 487, chevy, ddart, eagle, heads, indianapolis, iron

Type of heads to use on a 383?

B84RADR on Dec 2, 2002

Dec 2, 2002 09:49 PM
by LD85

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11

1,554

C4 Tech/Performance

3932441, 3973487, 3973487x, 487, build, c5, casting, corvette, engine, head, heads, l48, number, numbers, sheet, zq3

Looking for info on head casting number #3973487X GM21 5532

KJL on Sep 19, 2002

Sep 19, 2002 07:55 PM
by The Dude

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7

9,464

C3 Tech/Performance

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