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Yella Terra ??

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Old Jan 24, 2011 | 07:36 PM
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Default Yella Terra ??

I have the stock 1.7 rockers with the Harlan Sharpe upgrade. Any performance advantage going to a set of these. Can get a new set for $375.00 Thanks
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Old Jan 24, 2011 | 07:59 PM
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The only advantage I can really think of would be a lighter valve train
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Old Jan 24, 2011 | 08:28 PM
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Originally Posted by EDS01SS
The only advantage I can really think of would be a lighter valve train
Not quite sure about that.... Heard the stock rockers are lighter... I run the ultra lite yella terra`s... (dont quote me on that but research the weight) I like the idea of not losing needle bearings as much as I smack the rev limiter.
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Old Jan 24, 2011 | 10:31 PM
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Thunder Racing did some dyno runs with stock rockers with the comp cam upgrade and the engine made better hp and smoother tq band. first they used the yellow terra's that were on the engine and then ran the stock ones and bottom line was stock was better ...
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Old Jan 25, 2011 | 06:43 AM
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Originally Posted by mikep2002
Not quite sure about that.... Heard the stock rockers are lighter... I run the ultra lite yella terra`s... (dont quote me on that but research the weight) I like the idea of not losing needle bearings as much as I smack the rev limiter.
i agree with Mike....i run the new Yella Terra offset rockers and i used to run them on my old ls1 heads and cam aswell...never had any issues with them. you may lose some performance as NHRA stated but im willing to sacrifice to elliminate the needle bearing problem.
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Old Jan 25, 2011 | 06:13 PM
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on the stock rockers with the comp cams trunion upgrade the roller bearings are caged and cant come out
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Old Jan 25, 2011 | 06:23 PM
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Originally Posted by NHRA4MULA
on the stock rockers with the comp cams trunion upgrade the roller bearings are caged and cant come out
Oh I agree with ya there. I just did not want to send my rockers out. Call it lazy I guess... Nothing like a little bling under the valve covers...
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Old Jan 27, 2011 | 02:13 PM
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Default upgrade

Originally Posted by mikep2002
Oh I agree with ya there. I just did not want to send my rockers out. Call it lazy I guess... Nothing like a little bling under the valve covers...


do the upgrade your self its not hard at all there is a step by step instructions on here under the engine section you can use a socket and a hammer and I'm not kidding
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