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#1
September 8th 2006, 23:34
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rockers
hey guys hope you can help well I have heard if you put 1.40 rockers in on a shock 1600SP you can get a few HP ?? well I have a 1600sp with a header and Jpipes and a 32 pict w/1" spacer would this help or is it better just to save up for something better that makes hp?? also is it better to have a high reving 7000+ RPM or something in the middle like 4000?? and I how far can I avans my Dizzy?? sorry about the spelling too it's not my thing.
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74 Std. GL 08 Vw rabbit 18 WR250R 07 Chevy 3500 Dually 
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#2
September 9th 2006, 09:59
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Without valvetrain upgrades it will kill your engine in a short time. Dual springs and dual carbs a must. I don't even care for 1.25 rockers.
Save your coin, cry once...do it right the first time.
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74 914-6, six conversion in progress. Major progress, twin plug macining done and all the parts coming together for a for a hot street 3.0. '67 kombi, 2007cc, Summer daily driver. '67 bug, painted and waiting for assembly, Empi GTV project, 102mm Nickies, 78mm crank, SDS FI, 2.6L T4 monster in the works. Now 98% done, just need to work on the the motorcycle ITB intake.
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