From:dave harper e-mail:nukl47-A-teleclipse.net
Subject:RE: RE: hummer super 10 flywheel clearance Date:Sun Jul 13 18:06:51 2014
Response to:19678
HELLO, THANK'S MUTT FOR YOUR INPUT, BUT 1961 CRANK PINS WERE'NT STEPPED BUT STRAIGHT.1948-1952 CRANK PINS WERE STEPPED. 1953-1961 WERE STRAIGHT. AND IN 1962 THEY WENT BACK TO STEPPED. I KNOW I CAN GO THRU THE PAINS OF GETTING .010' WAY DOWN THERE ON THE ROD, BUT I DONT THINK PULLING THE WHEELS TOGETHER WITHOUT THE SPACER PLATE WILL DRAW THEM TOGETHER THE SAME. OTHER WORDS THE GAP WONT MEASURE THE SAME ALL THE WAY AROUND THE WHEELS. THAT IS WHAT THE PLATE WAS FOR. I AM NEW TO HUMMER MOTORS, BUT NOT NEW TO HUMMERS. I HAD 1 WHEN I WAS AROUND 13, AND HAVE BEEN AROUNG THEM PRETTY MUCH SINCE THEN. THANK YOU FOR YOUR TIME FEEDBACK AND PATIENCE. NUKL47.

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Here's an idea. I went out and did some checking. Measuring an 1948-51 stepped pin, the width (of the stepped center) measures .507" , A NOS 48-51 rod (big end) measures .497" wide. That leaves .010" endplay between the rod and flywheel. About the same as a EL or WL (.006 -.010) If your Super 10 flywheels are from a 1960 model, press the flywheels together and leave .010 between the rod and flywheel, true them up, then measure the gap between the 2 wheel castings. If your flywheels are from a 61 Super 10, the crank pin is also stepped. You can only press them together until the pin's shoulder presses against the wheel. Press a set together and true them and measure the gap between the 2 wheels.



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HELLO, IM LOOKING FOR THE CLEARANCE BETWEEN THE FLYWHEELS FOR A 1961 SUPER 10? I HAVE AND (MADE) ALL THE REST OF THE TOOLS BUT NEED TO KNOW WHAT THE PROPER MEASUREMENT IS IN BETWEEN THE FLY WHEELS WHERE I CAN MAKE THAT TOOL AND WONT BE GUESSING. THANK YOU IN ADVANCE. NUKL47.