the 2 sets i ordered last year just came back from Randy Repp. mine are the cnc version from last year.
1 set is done for a solid roller upto .770 lift with comp springs and I think Si valves is his house brand. there going on my old but new to my son's 455 with a 271/279 @.050 ultradyne solid roller on a 104 lsa....bought from Jack Ferris ions ago lol.
i had my set done with the stock out of the box edelbrock valves from a extra set of o ports i bought and his house brand springs for hydralic roller good to over .700 lift although ill be in the 600 range. my set will be going on my budget built studded 2 bolt .030 400 bme rods and ross pistons...im not sure what to expect out of them on the 406 but i plan to run the voodoo 713 cam and a 871 on it an see how she goes. this will be with a bug catcher converted to efi on e85/ methanol
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