Lb9 Casting #s

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Feb 13, 2003 | 04:18 PM

32V_DOHC

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Lb9 Casting #s

Can someone post the head casting # for 87 and up LB9's

I would search but it is still broken.

Thanks

John

Feb 13, 2003 | 05:43 PM

Ed Maher

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From: Manassas VA

Car: 04 GTO

Engine: LS1

Transmission: M12 T56

081

Feb 13, 2003 | 06:29 PM

32V_DOHC

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Thanks Ed

John

Feb 13, 2003 | 08:32 PM

mikobu3

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ed what about 1986 lb9 heads

Feb 13, 2003 | 08:53 PM

Ed Maher

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Joined: Sep 1999

Posts: 3,197

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From: Manassas VA

Car: 04 GTO

Engine: LS1

Transmission: M12 T56

416 is the early 305 head. On LG4s, L69s, and TPIs. It and the 081 are regarded as the best 305 heads. For what thats worth, lol.

187 is the TBI swirl port head. Junk.

Feb 15, 2003 | 11:37 AM

305sbc

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From: Fairview Heights Illinois

Car: 1986 Irocz

Engine: 305 TPI

Transmission: 700R4

Axle/Gears: 3.25:1

Here's some good pics and info about the 416 heads

http://www.cardomain.com/member_pages/view_page.pl?page_id=217306&page=22
this one works

http://www.cardomain.com/member_page...217306&page=22

Last edited by 305sbc; Feb 15, 2003 at 11:47 AM.

Feb 17, 2003 | 12:00 PM

mikobu3

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thanks, besides porting my heads and putting 1.94 valves , what cam would you recomend ,my 86 305 tpi has 3.42 gears ,shiftkit , thanks

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