87 later one piece block weight

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Jun 11, 2004 | 09:08 AM

alfizzo

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87 later one piece block weight

just weighed a one piece rear main seal 30 over 350 block. 149 lbs. i have a 509 400 block coming in soon. going to weight that blockalso. 149 is not bad concidering a aluminum block weights 98 lbs and cost 3k and over.

Jun 11, 2004 | 08:20 PM

8Mike9

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Joined: Jul 1999

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From: Oakdale, Ca

Car: 89 IrocZ

Engine: L98-ish

Transmission: 700R4

My un-educated guess is the 509 block wil, tip the scales at 143.5lbs.

Jun 17, 2004 | 02:14 PM

alfizzo

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that 149 lbs is with out the main caps. so i will have to see what the 509 weights when it comes in.

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