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Old 10-14-2012, 05:40 PM   #1
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rocker arms/lifters

What would b the best rocker arm/ lifters. Combo with my GT40x heads?
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Old 10-14-2012, 06:24 PM   #2
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Originally Posted by blackGT91
What would b the best rocker arm/ lifters. Combo with my GT40x heads?
Stock pistons ? 1.6

Stock pistons or aftermarket with valve relief 1.7
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Old 10-15-2012, 12:14 AM   #3
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Don't wanna do stock so what do u prefer 1.6
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Old 10-15-2012, 07:57 AM   #4
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Those heads recommend M-6564-B351 for a 1.6 ratio and M-6564-A50 for a 1.7 ratio,. What cam are you using ?
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Old 10-15-2012, 08:22 AM   #5
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E303 FRacing
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Old 10-15-2012, 08:30 AM   #6
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The E303 recommends 1.6rrs im sure you can go 1.7s , I would stick with 1.6 rocker arms
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