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Re-Rubber lining AWWA C504 butterfly valves 2010-11-04
We are contemplating re-rubber lining a number of old (1960s) AWWA C-504 butterfly valves manufactured by the now defunct BIF Co.
Tripple SU carbs 2010-11-03
It's been many years since I worked with SU's and, I have not done three, but I have done several race cars with two.
4-VALVE HEAD - OPTIMUM PORT VELOCITY 2010-11-03
Quick background is that I am designing a head for a V twin from a clean sheet of paper. It is a DOHC, 4 valve design.
Maximum number of system risers on a multiple riser header 2010-11-03
The number of system risers (that I know of) is unlimited; BUT - you must conform to "System Protection Area Limitatations" (NFPA 13, 2002 8.2) 52,00 sq ft (light hazard)
Heavy waterhammer 2010-11-03
The general lack of attention paid to waterhammer primarily due to the belief that velocities less than around 10 to 15 fps are perfectly safe.
Pumping losses during no load closed throttle on Fi engines. 2010-11-03
Given the assumptions that a modern FI car with a TB has it closed during most "no throttle" deceleration, no fuel is being injected during this time.
Drysump pressure drop 2010-11-02
The pump outputs into a -10 line, into a filter, into a cooler, and into the block at the stock oil filter input location. Just above that input is the stock pressure sender location, where I have my
Variable displacement oil pump 2010-11-02
A press release on the new Porsche turbo and one of the new technologies listed was a variable displacement oil pump to reduce parasitic torque at high rpms.
