David Vizard's PowerTec 10 EP 15 When Flat Tapper Lifters Reign Over Roller Lifters, Times when Hydraulic lifters are the better choice. Sure roller lifters sound better because others you know chose the roller tappet path but what makes you so sure its right for your application.
So yes there are times when a flat tappet lifter cam can, for the same or less money, out perform a roller lift cam.
IOP Porting software http://davidvizardperformanceseminars.com/ipo-porting-software.php
TorqueMaster software http://davidvizardperformanceseminars.com/torque-master-software.php
If you are savvy enough to read this description For a limited time you will receive a $25.00 refund on purchase of the full versions of above software's. To receive the refund you need to drop me an email with your invoice# after purchase @ [email protected]
If you purchase the 90 day trial versions for $10.00 The same as above applies after purchase of full versions plus the $10.00 trial purchase price for a total of $35.00 refund.
Email [email protected]
Website http://davidvizardperformanceseminars.com/
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EDELBROCK Performer RPM intermediate Porting video part 1 Video: https://youtu.be/39-JrS80_44