Are SU carburetors still made?
The S. U. Carburetter Company Limited of 1936 was voluntarily liquidated in December 1994.
Are SU carburetors good?
The SU’s are great carbs if you understand them and are good at carb set up. That being said, I love my Holley carb and edlebrock intake. You couldn’t pay me enough to get me to take the time on the SU set up to get it running right. I had SU’s on MGB as well it now has a weber, huge improvement.
What does SU stand for in carburetors?
S.U. stands for Skinner Union and the first carburettor was made by Herbert Skinner and his brother, Thomas Carl Skinner, (Fig.
What oil do you put in SU carbs?
The first is SU Damper Oil, which is a straight 20 grade and comes in a handy 125ml bottle. This oil is for use where the carburetter is fitted with a damper inside the piston and can be used on all SU, Zenith and CD carburetters.
What oil goes in a SU carb?
20W fully synthetic engine oil – not to be confused with 20W50 engine oil of any sort. Just a ‘straight weight’ oil. I use this on practically anything where any modifications at all change the spec away from original.
How do I identify a SU carb needle?
- The specification number which appears on a metal tag attached to the carburetter by one of the float chamber or suction chamber screws.
- The position in relation to the driver.
- By the interconnection between the throttle and the starting enrichment system on the carburetter.
How much oil does a SU carburettor take?
Fill that inner tube to about 1/4″ below its top. Do not fill above the top of that inner tube. As stated above, overfilling won’t hurt anything but you should develop a feel for how much oil should be in there. Oil above the top of that inner most tube will just get sucked out of the carb and burned.
What oil is best for SU carb dashpot?
ATF – ‘automatic transmission fluid’. A very good substitute where the genuine SU dashpot oil isn’t available for use in STANDARD spec engines. 20W fully synthetic engine oil – not to be confused with 20W50 engine oil of any sort. Just a ‘straight weight’ oil.