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73-87 Chevy _ GMC Trucks => Engine/Drivetrain => Topic started by: gotsmeuhh350 on May 24, 2011, 09:25:45 pm

Title: where are block numbers on a 350?
Post by: gotsmeuhh350 on May 24, 2011, 09:25:45 pm

does anyone know where the block numbers are on a 350? my truck originally had a 305, and id like to
find out what the 350 was out of. any help would be appreciated. thank you

Title: Re: where are block numbers on a 350?
Post by: VileZambonie on May 24, 2011, 09:45:10 pm

check the casting # near the bell housing drivers side

(http://i224.photobucket.com/albums/dd259/dan1s/Chevy%20Motor/Y.jpg)

Title: Re: where are block numbers on a 350?
Post by: gotsmeuhh350 on May 25, 2011, 04:50:18 pm

sweet. thank you.

Title: Re: where are block numbers on a 350?
Post by: beastie_3 on May 25, 2011, 05:19:25 pm

the ledge in front of the pass head behind the alternator has another number that will tell you what it came from.

Title: Re: where are block numbers on a 350?
Post by: gotsmeuhh350 on May 29, 2011, 11:32:35 pm

alright i can check that tomorrow, because i couldnt find the casting number on the block because of all of the crud. lol