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Old 08-12-2007, 01:05 AM
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Jay-r
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Default CEN Matrix RTR engine break-in questions

During break-in this evening I noticed how incredible the compression of this engine is. My OFNA Chrome top can't even crank this engine without me having to loosen up the glow plug a bit.
Is this normal? But if I keep the glow plug loose I noticed some fuel coming out of the cooling head hole where the glow plug is, so I tighten it afterwards the engine dies.
My wheels are turning quite a bit even though I'm not applying any pressure to the throttle is this normal? How do I keep this from happening?
I'm currently using the needle settings in the CEN website:
Top end: 3-3.5 turns out
Bottom end: 4.5-5 turns out
Midrange: Flush with silver carb housing.
Thanks in advance