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250xb then :thumb up2:

built 10/14/17 registered 3/16/18 no warranty work preformed

would also do a fuel psi test when its under load and surging

opti should be 30.L , no swapping wont fit , was block ruined on EFI????

HP rating on 901 ???

engine connection under cowl from key switch , also wiggle every wire and connection under there on stbd side including main power relay plug

if hose to tank to bulb is good (usually 3/8 black fuel line ) most can be reused when cut prior to bulb barb fitting

infared temp gun , :smile: it wont believe me

sounds like loose connection , do you have a battery switch in bilge compartment , verify 12v at solenoid and batt grnd connections under cowling , do all pumps /lights switches work on boat, main...

man thats great , did you advise him your engine is a tiller handle not a remote control model

ive got one laying right here now with cowling off and has no fuse , elec start tiller handle

huh that will sho cause it right there , good ol folded liner , lucky didnt loose a powerhead , real lucky

:thumb up2: put it on muffs should be fine , idle speed only no reving now:mad: can damage gearcase

yes sir it is , should have the updated much beefier clamp on those engines

respectfully , the early optis had no test port on the vst , the boost pump is tested with a special brass tee installed on discharge side of pump inline

+1 and that engine may also need the updated covers for the thermostats

+1 ^^^^ yep

please use ser number , possible fuel psi problem , no beeps no guardian :wink:

need some info on set up and ser number , reeds will help some things but dont expect amazing results small amount of milling to heads are best bang for bucks , then there's the fuel issue , i would...

^^^^^^ +1 if it shifts from N to f and to R it is aligned correctly

yes sir sure will :thumb up2:

due to the horizontal orientation of the air inlet hose it is difficult to drip oil into the compressor

^^^^^^ +1

mine too :yesnod:

what do the other 5 cyls look like (rich/lean ), got any pics of head chambers / piston tops