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Mar 7, 2022 #1
B
bartles
I have a B&S model 125K02-0477-E1, s/n 04122858. I thinking about replacing it with a Honda engine from a power washer.
What is the rated RPM of the B&S engine? I can locate that data within the B&S website.
Mar 7, 2022 #2
StarTech
Usually 3600 RPM is considered the normal max RPM. But you must consider the max rated rpm of the pump being driven.
Crankshaft Specifications
Service Part Number 797017 PTO Type Straight PTO Woodruff Key 2x #605 PTO Keyway #1 (in) 0.25 x 1.520 x 0.146 PTO Keyway #1 (mm) 6.35 x 38.608 x 3.708 PTO Keyway #2 (in) - PTO Keyway #2 (mm) - PTO Thread Size 0.375-24 UNF PTO Diameter (in) 0.984 PTO Diameter (mm) 25 PTO Length (in) 3.156 PTO Length (mm) 80.162
Mar 7, 2022 #3
B
bartles
Gee, thanks for the crank info! The Honda pressure pump engine is rated at 3400 RPM...should be a good match for power.
Mar 18, 2022 #4
sgkent
he gave you the crank specs because the replacement engine must fit the pressure washer pump. They are not all the same.
Mar 19, 2022 #5
B
bartles
he gave you the crank specs because the replacement engine must fit the pressure washer pump. They are not all the same.
Right, I got that....saves me measuring time.