Quote:
Originally Posted by scarceller
Do not lug these engines below 3000RPM, it increases head temps tremendous amount. It's the primary reason for failed valve guides! Increased head temps from lugging these engines especial in hot summer climates will quickly destroy valve guides. Ever wonder why some engines need new valve guides at 40K mile while others can go 200K miles with minor guide wear? This is the primary reason.
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OP's situation is about running around town.
Downshifting from 2nd at 3000 rpm means 5500 in 1st at a leisurely 30 mph.
I would like to know who shifts our beloved 915 like that on the street !