HELLO I HAVE A QUESTION CONCERNING MY RESTORED 1995 TIGERSHARK MONTE CARLO +,

DRAGOON

Recruit
Joined
Jun 22, 2015
Messages
1
HELLO I HAVE A QUESTION CONCERNING MY NEWLY RESTORED 1995 TIGERSHARK MONTE CARLO +, ITS A GREAT RIDE! BUT I NEEDED A LITTLE MORE PEP, SO I ADDED A DAYTONA TWIN CARB TO MY 640 ENGINE, YES THEY CAME OFF THE SAME SIZE & YEAR ENIGNE. I FOUND IT STRANGE WHILE I WAS PUTTING IT TOGETHER, I HAD VERY LITTLE VACCUM ON THE MAG SIDE CARB, BUT PLENTY ON THE PTO CARB. I COULD COVER THE FRONT CARB & NOT CHOKE OUT THE ENGINE, BACK CARB CHOKED QUICKLY. ENGINE WILL RUN ROUGHLY IF #1 OR #2 PLUG WIRES ARE REMOVED AS IN SAFE MODE. ARE THESE ENGINES SUPPOSED THE RUN WITHOUT VACCUM TO THE FRONT CARB? AND IF NOT, WHAT TO CHECK FOR OR HOW WOULD I GO ABOUT REPAIRING THIS?
 

Jeff Walkowiak

Lieutenant Commander
Joined
Jun 23, 2004
Messages
1,944
do a compression check if compression is good you may have a seal bad on the crank also see if you did not reconnect the pulse tube to the fuel pump I believe it runs off the front cylinder and with that hose off you won't have any vacuume
 
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