Category Archives: Technical Discussions

Breaking In Your Clutch

Primarily for street and street/strip cars: THE IMPORTANCE OF CLUTCH BREAK IN EXPLAINED – Ram Clutches – October 29, 2020  

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Black Magic Clutches – Interactive Clutch Tuning Podcast with Cale Aronson – April 23, 2020

  Excellent clutch tuning webinar by Cale Aronson: Part 1: https://youtu.be/X9KVkxnidDs Part 2: https://youtu.be/RMEmfuvRLio   We confirmed by the webinar that we’re not very far off on our clutch settings. When we have the unit rebuilt we’ll lower the base … Continue reading

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Matt Hartford takes you through building a Pro Stock transmission

A very interesting video you may enjoy. Changing gears in our old Doug-Nash is similar but we only have one cluster shaft. The double cluster shafts as shown in the video make the Liberty transmission MUCH stronger! – Roger

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Go through a Pro Stock clutch service with Matt Hartford – NHRA – June 27, 2019

Courtesy of NHRA:

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Estimated Rear Wheel Horsepower

Estimated Rear Wheel Horsepower Chart

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Discussing Our Clutch Set-up and Quickest Pass to Date

With stick cars, they run their quickest when they spin the rear tires a couple of revolutions on the hit as we did on this run. When it dead hooks it looks impressive but you slow down as you pull … Continue reading

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A look at the RAM single disc sintered iron clutch system

A good look at the new Ram clutch which we have considered for future use in our ’57. [Note, we did install this new Ram clutch in the ’57 in late 2017] Our current Ram clutch does not use centrifugal … Continue reading

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Good Article on Valve Springs & Pushrods

Are your valve springs and pushrods ready for next season? – DragRacingOnline – January 2013 Smith Bros Pushrods – “The right pushrod for your application”

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Melling Oil Pump Relief Springs

Looking for information on oil pump relief valve springs? What color spring denotes a certain pressure?  Perhaps this will help: Melling Oil Pump Relief Springs

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A Teachable Moment

In the off season it is a good time to reflect back on a specific event that took place this last summer. At the last race at Pacific Raceways on July 30, 2011, Paul made a pass at 12.54 @ 106.12 … Continue reading

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Mountain Motors

I can remember when a 454 was a big block, and 500 cubes was a “mountain motor.”  But with today’s head, valve spring & lifter technology there appears to be no end in sight! SONNY LEONARD TOPS 1000 CID WITH NEW … Continue reading

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Are Burnouts Abusing Your Engine? by David Reher

Technically Speaking with David Reher – NHRA National Dragster, December 10, 2010 Are Burnouts Abusing Your Engine?   In my recent back-page columns, I’ve focused on the mechanical side of drag racing: cooling systems, lubrication systems, fuel systems, and ignition … Continue reading

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