“Harley 3 & 4‑Speed 43 vs 44 Needle Bearings / M/Shaft Install ,The Math Behind Harley Bearing Fits”

"Imagine a critical component in your Vintage Harley Transmission, smaller than a ten thousandth of an inch, that holds the power to either keep you cruising smoothly or send your gearbox into a catastrophic meltdown. We're about to uncover whether a seemingly tiny component can use 43 versus 44 needle bearings to fit the Harley Shovelhead 4th Gear to the Main Shaft. What you’ll find in this video: . How, and why, we Decide what size Main Roller Bearings to use. . How to Install gears onto the Main Shaft . Bearing nut install and Torque values . Installing Main Shaft and other pieces . Calculating and Installing 2nd gear, spacer, locking clip and Shifter Clutch . Check Countershaft Thrust Washer Spacing . Installing the Reverse Gear . Installing Main Bearing Retainer ------------------------------------------------------------------------------------------------------------------ Chapters: 00:00 – Intro: Why 4th Gear Leaks Happen 00:38 - Testing .0008" Bearings 02:10 - Testing .0004" Bearings 03:34 - Why the Fit Still Fails 05:28 - Re-installing the Gear 07:46 - 43 vs 44 bearings Fit Explained 12:47 - Installing the Main Drive Gear 14:07 - Preparing the Main Shaft for Installation 14:59 - Bearing Locking tab Special Tips and Installation 16:45 - Bearing Nut Installation 17:21 - Bearing Nut Torque Specs 17:57 - Setting the Bearing Nut Lock Tab 18:47 - Installing the Second Gear / Setting Spacing Specs 22:27 - Measuring 2nd Gear Free Play 23:45 - Counter Shaft End Play Check 28:44 - Installing the Main Shaft 29:25 - Installing 2nd gear, Shim, Retaining Clip and Shifter Clutch 33:03 - Installing the Reverse Axle Pin and Gear 34:37 - Aligning the Reverse Gear Pin 35:23 - Bearing Retainer Install 36:01 - Locking Plate Retaining Screws 36:34 - Outro ------------------------------------------------------------------------------------------------------------- If you enjoyed the content, or found it informative, feel free to "Buy me a Coffee at the link below. It is appreciated and helps us keep the channel going. Thank you. https://www.buymeacoffee.com/itsmytim... Some products, others have asked me about, that I use are listed here: Emanualonline Link. Get your manual here. https://shrsl.com/4hlm3 Here is the link to the Gooloo Tire inflator. AMAZON.ca Canada https://amzn.to/3ZaWaYs CASOMAN 19 Piece 1/2-Inch Drive Standard Impact Socket Set, SAE, Shallow, 3/8" to 1-1/2", Cr-Mo Alloy Steel, Radius Corner Design, Impact Grade AMAZON.ca https://amzn.to/4ga99jZ Accusize Industrial Tools Dial Bore Gauge Set, 1.4-6 inch Measuring Range, 0.0005'' Graduation Interval, Ee20-1406 AMAZON.ca https://amzn.to/3CRphZm VOTOER Pneumatic Air Micro Pencil Die Grinder Polishing Tool Kit, 3mm Chuck Pencil Type Rotary Engraving Cutting Grinding Tool Set, 58000RPM, 90psi AMAZON.ca https://amzn.to/3CKQzR2 Thanks for visiting our channel. “Subscribe”, Comment, Like and Ring the Bell to get notifications of the newest videos when they come out. Thanks for checking us out! Share us out there. Thanks    / @itsmytimeletsgo   Please check out, and support, these other channels that have helped us to grow, and are growing themselves: Check out hippies chopper corner here :    / @hippieschoppercorner   Check out Slick Heads Custom Cycles here :    / @slickheadcustomcycles   You can also check out Gus's sight here :    / @thisoldchopper   Disclaimer: Links included in this description may be affiliate links. If you purchase products using the links included I may receive a commission however, there is NO additional charge to you. If you opt to use anything I share you do so at YOUR OWN RISK and you take full responsibility for the outcome. Any advice and information shared on my channel is general only and is being shared without taking into account your particular circumstances and needs. Thank You.