Quote:
Originally Posted by steve25
While where on the subject of springs, I can’t wait to here reports of how long the speedmaster supplied springs last in relation to the ones that Edelbrock supplies with there RPM series of heads!
Start running em folks!!
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How long do the Edelbrock springs last/maintain their specs?
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Will Rivera
'69 Firebird 400/461, 290+ E D-Ports, HR 230/236, 4l80E, 8.5 Rear, 3.55 gears
‘66 Lemans, 455, KRE D-Ports, TH350, 12 bolt 3.90 gears
'64 LeMans 400/461, #16 Heads, HR 230/236, TKO600, 9inch Rear, 3.89 gears (Traded)
'69 LeMans Vert, 350, #47 heads: Non-running project
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