Mid-Lift Adjustment Results w/7.30" Pushrods

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05-31-2008, 12:33 PM

#16

wrd1972

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Join Date: Aug 2005

Location: Kantuckee Yo'

Posts: 4,405

Quote:

Originally Posted by truedualws6

Custom manley stainless pro-flo valves 2.00" Int/1.56" Exh and I'm not sure of the length but they are longer than stock. I asked Ai once how long they were but can't find the info. With .060" spring seats I had to shim .015" to get a 1.82" installed height on the springs.

Thats certainly accounting for the longer than OEM lengh pushrd.

06-01-2008, 09:32 AM

#17

1racerdude

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Join Date: May 2003

Location: LA (lower Alabama)

Posts: 6,661

Quote:

Originally Posted by 1racerdude

Ya need the geometry correct even if its 8.00PR length.
Don't worry about weight as you are not turning 10,000.
Ya need to have more thread than 8 turns with big springs for longevety

As stated above the length is what it is to get the geometery correct to have the proper lift and duration.