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How can anyone give away a "secret" with such an open ended question? No info on engine specs, overdrive, compression or firing order etc. While...
The groove is for the oil slinger on the crank to sit in. This prevents oil under pressure firing straight at the seal surface.
With a nitro combo I would always check all 8. Any small differences would effect the tune up.
Where are the rods Breaking? No damage to the pushrod cup would have me think damage occurred first rod, then valve. The pushrod IMO would have...
The piston will stroke 4.150 in 180 degrees of crank rotation. Also near TDC the piston slows so the distance travelled decreases. Using the...
Nothing wrong with having the sensor there, we do the same. I am a bit confused though why you would run a return to the tank from here. How is it...
You should be able to get a mechanical fuel pressure gauge in for now, just to give you FP at stage rpm & set your port poppet to suit. One...
11lbs on the port poppet seems way too low for a 5000rpm launch. (depending on your system pressure) Do you have any data logging capability?