Thread: valve spring pressure
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09-19-2009 09:49 AM #6
CHR Member
- Join Date
- Oct 2006
- Location
- Twickenham
- Car Year, Make, Model: 68 Iso Grifo 7 Liter,
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- 62
When I said "got worse" I meant less power.
You think it could be lifter pump-up? Do all hydraulic rollers do this at these revs, or can you recommend a brand/part # that will go past 5500??
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Yep. It’s pretty sad.
Dead!