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Forum: General Q & A

12-30-2012, 02:59 PM

Replies: 74

most power out of 454 Mark IV ?? N/A

Views: 30,821

Posted By Rookie

Shoot, I forgot about springs and the little...

Shoot, I forgot about springs and the little things they do add up. I remember when I thought I had everything and then I was informed I needed another $600 for valve springs. It never ends!

Forum: General Q & A

12-28-2012, 08:57 PM

Replies: 74

most power out of 454 Mark IV ?? N/A

Views: 30,821

Posted By Rookie

Full Force why not just swap to hydraulic roller...

Full Force why not just swap to hydraulic roller lifters. JimV has been testing out some Johnson High RPM hyd roller lifters with great success. And they are relatively inexpensive compared. See if...

Forum: General Q & A

09-28-2012, 09:33 PM

Replies: 74

most power out of 454 Mark IV ?? N/A

Views: 30,821

Posted By Rookie

Mine are 469's 0.070" over GenV blocks. SRP...

Mine are 469's 0.070" over GenV blocks. SRP 212137 pistons 9.7:1, Ultrdyne solid roller cam 252/264 108*LS, Lift IN 0.667"(1.8), EX 0.632"(1.7), JimV (Valako Raceheads) aluminum heads, Ferrea 1.88"...

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