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Tulipped valves

Old 06-16-2011, 03:04 PM
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jasper engine,,they warrenty the engine,,call them and explane the situation....they may work with you on this..
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Old 06-16-2011, 06:30 PM
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Seen that with hydraulic cam when the valves were lashed to tight.
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Old 06-17-2011, 02:31 AM
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Sounds like too much timing and detonation and heat. Vortec heads only like about 30* of timing max.
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Old 06-17-2011, 05:15 AM
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I had it happen on a zz4 350 hp 350 years ago, had a holley pro jection (junk) and it was too lean somewhere, Smitty
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Old 06-17-2011, 07:14 AM
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jasper engines I've seen and used been nothing but junk ! welded up heads, but good much timing...seen that happen with many small engine builder says 26 deg max on those..
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