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lifter and rocker selection

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Old Jan 12, 2011 | 04:26 PM
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Default lifter and rocker selection
im building a ls1 keeping the stock bottom end building the top end. i have a ms4 and prc 227s with 675 springs, i need to select lifters and rockers, wondering what would be sugested for strength and power ratio's and brands.. your opinion will be apreceated. thank you
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Old Jan 12, 2011 | 04:37 PM
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Comp 850's and stock rockers with the Comp trunion upgrade done to them!
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Old Jan 12, 2011 | 04:42 PM
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Originally Posted by transmarobird91
im building a ls1 keeping the stock bottom end building the top end. i have a ms4 and prc 227s with 675 springs, i need to select lifters and rockers, wondering what would be sugested for strength and power ratio's and brands.. your opinion will be apreceated. thank you
New set of OEM replacement lifters and a set of rebuilt rockers would be in order.
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Old Jan 12, 2011 | 04:55 PM
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i was looking into the yella terras with stock ratio
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Old Jan 12, 2011 | 04:57 PM
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Originally Posted by transmarobird91
i was looking into the yella terras with stock ratio
What is your cam lift and valve springs at the current moment that you are using?
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Old Jan 12, 2011 | 05:00 PM
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lift is like 649 609 if i remeber correctlly... and i got dual springs rated for 675 lift
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Old Jan 12, 2011 | 05:00 PM
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+1 one on the upgraded stock units from Texas Speed and the Comp 850s.
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Old Jan 12, 2011 | 07:38 PM
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Originally Posted by transmarobird91
lift is like 649 609 if i remeber correctlly... and i got dual springs rated for 675 lift
Yella Terra #YT6645 is what I would look at.
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