Author Topic: Rocker arm ratio  (Read 3508 times)

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jayb

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Re: Rocker arm ratio
« Reply #15 on: June 05, 2021, 01:24:05 PM »
It would be no problem for me to make intake and exhaust rockers with different ratios.  The rockers are individually removable from the shafts.
Jay Brown
- 1969 Mach 1, Drag Week 2005 Winner NA/BB, 511" FE (10.60s @ 129); Drag Week 2007 Runner-Up PA/BB, 490" Supercharged FE (9.35 @ 151)
- 1964 Ford Galaxie, Drag Week 2009 Winner Modified NA (9.50s @ 143), 585" SOHC
- 1969 Shelby Clone, Drag Week 2015 Winner Modified NA (Average 8.98 @ 149), 585" SOHC

   

Joey120373

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Re: Rocker arm ratio
« Reply #16 on: June 06, 2021, 08:27:33 AM »
It would be no problem for me to make intake and exhaust rockers with different ratios.  The rockers are individually removable from the shafts.

That’s something I was hoping you would get around to testing on your dyno mule, eventually.
Swapping ratios on the intake and exhaust rockers, just to see if there is any extra in fine tuning.

Possible running a larger ratio on the SE exhaust might help it a bit? Who knows.