Small Block & Big Block Chevy Specific Mouse & Rat Motor Discussion & Conversions

Offset Lifters?

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Old Feb 21, 2008 | 09:17 PM
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Default Offset Lifters?

Have a Gen V 502 block and I'm retro fitting it with solid roller lifters. Everytime I look for lifters I keep seeing offset lifters available. When exactly would you use offset lifters and how would I know if I needed them. Thanks!

Anthony
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Old Feb 22, 2008 | 12:19 AM
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Some heads with very large valves require offset lifters. What heads are you planning to use?
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Old Feb 22, 2008 | 09:03 AM
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I'm using RHS 320cc heads with 2.25/1.88 valves. Why would a large valve require offset lifters? The only thing I can come up with would be for pushrod clearance with the head, but I've never delt with them before so I don't know.
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Old Feb 22, 2008 | 09:48 AM
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offset lifter are used on large port heads or where the ports have been moved like on big chief heads,and your exactly right its for pushrod clearance,there are plenty of non offset roller lifters out there for bbc
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Old Feb 22, 2008 | 09:59 AM
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Thanks, so more than likely I don't need them, but it's always good to mock up the heads and make sure. I was originally going to use Crower cut-a-ways, but I was wondering if people have had good experience with the Comp Endurex lifters. Any input? I will spend the $650 if it's truely worth it, but I would rather spend $380 if they will get the job done.
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Old Feb 22, 2008 | 10:07 AM
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Probably not need for you no.

I have to run Offset rockers because we moved my Intake ports
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Old Feb 22, 2008 | 10:10 AM
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you can use the non offset lifters with no problem,i love the crower lifters,but they are depending on your cam and what your doing with it you can use the comps
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Old Feb 22, 2008 | 10:33 AM
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Well I went ahead and ordered the Comps a few minutes ago (888-16) from Motorville for $425 so hopefully everything will work out. If I post back in a month or two with a major problem you'll know why, lol. Thanks guys!
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