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Difference between 318 and 340 main caps? #1112667 11/13/11 02:16 PM 11/13/11 02:16 PM
Joined: May 2007 Posts: 133 NC A alpha727 OP member
alpha727 OP member A Joined: May 2007 Posts: 133 NC	I've got a 340 block with no main caps. Can I pull a set from a 318 and run them on the 340?

Re: Difference between 318 and 340 main caps? [Re: alpha727] #1112668 11/13/11 02:32 PM 11/13/11 02:32 PM
Joined: Sep 2004 Posts: 22,873 Chicken coop dustergirl340 Chicken Little
dustergirl340 Chicken Little Joined: Sep 2004 Posts: 22,873 Chicken coop	340 caps are a little beefier and taller than 318 caps but either will fit. And of course line boring will be required. Here's my post from last year: https://board.moparts.org/ubbthreads/show...rue#Post6304938

Re: Difference between 318 and 340 main caps? [Re: alpha727] #1112669 11/13/11 02:33 PM 11/13/11 02:33 PM
Joined: Jan 2003 Posts: 1,072 The Sunny Shuswap D dodgefarmer super stock
dodgefarmer super stock D Joined: Jan 2003 Posts: 1,072 The Sunny Shuswap	They will bolt in but I doubt that they will line up. Randy

Re: Difference between 318 and 340 main caps? [Re: dodgefarmer] #1112670 11/13/11 02:53 PM 11/13/11 02:53 PM
Joined: Nov 2003 Posts: 36,041 Lincoln Nebraska R RapidRobert Circle Track
RapidRobert Circle Track R Joined: Nov 2003 Posts: 36,041 Lincoln Nebraska	yes have your machine shop check that they're concentric. May need to line bore or hone live every 24 hour block of time like it's your last day on earth

Re: Difference between 318 and 340 main caps? [Re: RapidRobert] #1112671 11/13/11 03:09 PM 11/13/11 03:09 PM
Joined: May 2007 Posts: 133 NC A alpha727 OP member
alpha727 OP member A Joined: May 2007 Posts: 133 NC	Thanks

Re: Difference between 318 and 340 main caps? [Re: RapidRobert] #1112672 11/13/11 05:11 PM 11/13/11 05:11 PM
Joined: Jan 2005 Posts: 12,423 Kalispell Mt. H HotRodDave I Live Here
HotRodDave I Live Here H Joined: Jan 2005 Posts: 12,423 Kalispell Mt.	Quote: yes have your machine shop check that they're concentric. YOU WILL need to line bore or hone Fixed it for you I am not causing global warming, I am just trying to hold off a impending Ice Age!

Re: Difference between 318 and 340 main caps? [Re: HotRodDave] #1112673 11/13/11 05:43 PM 11/13/11 05:43 PM
Joined: Nov 2003 Posts: 36,041 Lincoln Nebraska R RapidRobert Circle Track
RapidRobert Circle Track R Joined: Nov 2003 Posts: 36,041 Lincoln Nebraska	Quote: Fixed it for you It's always nice to have friends live every 24 hour block of time like it's your last day on earth

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