They're maxed around 0.570"... there is NO reason to run lift over 0.550" on stock heads, there is maybe 6-9cfm to be gained going from 0.550 to 0.600"... that's basically no power for excessive valve action.
They're maxed around 0.570"... there is NO reason to run lift over 0.550" on stock heads, there is maybe 6-9cfm to be gained going from 0.550 to 0.600"... that's basically no power for excessive valve action.
The superior man is modest in his speech, but exceeds in his actions. - Confucius
"He who asks of life nothing but the improvement of his own nature, is less liable than anyone else to miss and waste life."- Henri Frederic Amiel
'01 Chev Z71 LT - '85 BMW 745i TURBO - '88 BMW 750iL - '88 Ford F150 XLT Lariat - '79 MB 240D - '79 MB 280S Euro
'80 MB 380SE-5.0 Euro - '85 MB 300SD - '87 MB 300SDL - 1990 MB 300SEL - '91 MB 300SE - '91 MB 560SEL
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