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Mopar Performance Mega Block Mods #1086452 10/01/11 06:42 PM 10/01/11 06:42 PM
Joined: May 2004 Posts: 855 Brisbane Australia 5 572B1 OP super stock
572B1 OP super stock 5 Joined: May 2004 Posts: 855 Brisbane Australia	Hi, Has anyone machined out between the lifter bores, for roller lifter guide bar clearance. I have a set of Crower full body roller lifters to suit a std block,but they won't clear the mega block without machining. Is it worth the effort or am i better to buy some raised lifters. thanks Rob.

Re: Mopar Performance Mega Block Mods [Re: 572B1] #1086453 10/01/11 07:31 PM 10/01/11 07:31 PM
Joined: Dec 2007 Posts: 12,588 Great Neck,LI,new york hemi-itis I Live Here
hemi-itis I Live Here Joined: Dec 2007 Posts: 12,588 Great Neck,LI,new york	Less expensive to buy new lifters and sell the old ones HEMI-ITIS has no cure. My condition is fully BLOWN!!

Re: Mopar Performance Mega Block Mods [Re: hemi-itis] #1086454 10/01/11 07:41 PM 10/01/11 07:41 PM
Joined: May 2004 Posts: 855 Brisbane Australia 5 572B1 OP super stock
572B1 OP super stock 5 Joined: May 2004 Posts: 855 Brisbane Australia	Thanks Al, I have a good friend with a bridgeport mill, but its proberly not worth the hassle.

Re: Mopar Performance Mega Block Mods [Re: 572B1] #1086455 10/01/11 08:03 PM 10/01/11 08:03 PM
Joined: Jul 2010 Posts: 2,091 Delray beach, Florida P Performance Only top fuel
Performance Only top fuel P Joined: Jul 2010 Posts: 2,091 Delray beach, Florida	i've done that mod on our Rottler CNC F67A. it might take a little longer on a bridgeport, but not too tough to do. those blocks are high nickel so use good tooling. machine shop owner and engine builder

Re: Mopar Performance Mega Block Mods [Re: 572B1] #1086456 10/01/11 08:45 PM 10/01/11 08:45 PM
Joined: Jan 2003 Posts: 31,050 Oregon A AndyF I Win
AndyF I Win A Joined: Jan 2003 Posts: 31,050 Oregon	How much material has to be removed? On my World block I only had to hit the area with a carbide burr to provide clearance. Only took a few minutes per cylinder to grind a small groove.

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