Home Depot and Lowes carry alot of B&S parts. I think Walmart and Kmart does too. If not any of those places try Ace Hardware
To remove the choke knob on a Briggs and Stratton engine, first, ensure the engine is off and cool. Locate the choke knob, which is typically attached to a lever or rod. Depending on the model, you may need to unscrew a retaining nut or simply pull the knob off if it's designed to slide off. Be cautious not to damage any connected components during the removal process.
It should be at least 70 psi
5w30
yes
dollar bill
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briggs and straton, kohler, or kawasaki, depending on the model
0.020
The Briggs and Straton Quattro is a 4 HP
sae-30 non-detergent
SAE 10w30 Full Synthetic.
100 inch/pounds