Finding TDC on LS Motor Procharged C6 Build Part 17











>> YOUR LINK HERE: ___ http://youtube.com/watch?v=tWj-U6f_HQE

In this video I show several steps I utilized to confirm my LS3 dry sump motor was at TDC while the cylinder heads and dry sump oil pump were still on my motor. Of course my rocker covers, front cover and harmonic balancer were off my motor when I did this experiment. With a dry sump oil pump installed on and LS3 motor you cannot see the crankshaft gear timing mark and you cannot pull the camshaft or camshaft gear out with the dry sump oil pump in the motor. The pump is too large and wont allow you to pull the camshaft or camshaft gear off. So I utilized several tricks to confirm my motor was at TDC without removing the cylinder heads, oil pump and without seeing the crankshaft gear timing mark. There is a 6th step I utilized to confirm I was at TDC but I forgot to mention it in my video. When my motor was at TDC my #3 rocker arm (cylinder #3 intake rocker) and #8 rocker arm (Cylinder #7 exhaust rocker) on the driver side of my motor were compressing down on the valve springs/pushing the valves down and open. All of the other valves and valve springs were closed and in the up position. So I used this as a 6th step to confirm i was at TDC. This was just an experiment I wanted to try out and in the end I was correct as I was at TDC as I learned when I took my dry sump oil pump and cylinder heads off. This worked on my LS3 dry sump motor. I cannot guarantee these steps will work on other LS series motors. • Step #1: #1 cylinder, both valves were up/rocker arms were not pushing down on the valve springs. • Step#2: Cam Dowel was at the 3:00 position • Step #3: Camshaft gear timing mark was at the 6:00 position. Can't mess up step #2 and Step #3. • Step #4: Stuck small extension into spark plug hole and could feel when piston #1 was at the top. • Step #5: Key way on crankshaft snout was at the 1:30 position. • Step #6: When my motor was at TDC, my #3 rocker arm (cylinder #3 intake rocker) and #8 rocker arm (Cylinder #7 exhaust rocker) on the driver side of my motor were compressing down on the valve springs/pushing the valves down and open. All of the other valves and valve springs were closed and in the up position. • NOTE: I made sure I utilized ALL 6 steps to confirm I was at TDC not just one step or two, I made sure all 6 steps were in line to confirm TDC. • WATCH ME WRENCH DISCLAIMER: • I am not a trained, licensed or certified automotive mechanic nor am I a professional automotive repair facility. Please consult with your local dealership and or a licensed and certified mechanic before working on any vehicle and make sure you utilize any and all safety equipment and safety measures at all times. It is also advisable to reference your vehicle’s owner’s manual for proper maintenance of your vehicle and for safety tips when working on your vehicle. The sole purpose of this video is solely for entertainment purposes as I document and share my build, that’s it. Due to factors beyond the control of WATCH ME WRENCH, I cannot guarantee against improper use or unauthorized modifications of this information. WATCH ME WRENCH assumes no liability for property damage or injury incurred as a result of any of the information contained in this video or any of my videos. Use this information at your own risk if you elect to do so. WATCH ME WRENCH recommends safe practices at all times when working on any type of motorized vehicles and or with tools seen, utilized or mentioned in this video. Due to factors beyond the control of WATCH ME WRENCH, no information contained in this video shall create any expressed or implied warranty or guarantee of any particular results. Any injury, damage, or any type of loss that may result from improper use of these tools, equipment, vehicle, failure to utilize proper safety equipment and safety measures or from the information contained in this video is the sole responsibility of the viewer/user and not WATCH ME WRENCH. Please wrench safely. • Follow me on twitter @WATCH_ME_WRENCH and on Instagram @WATCHMEWRENCH. I can also be found on corvetteforum.com @ Watch Me Wrench

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