Speedo Seats & Luggage- racks Frame Chassis Suspension Forktubes Wheels Brake Fenders Gastanks Motorparts Gaskets Intake Transmission & Driveline Exhaust Electrical & Lights Handlebars, Cables & Mirrors Oil tanks Oil & Chemicals Fasteners Windshields Forward controls, Footpegs Miscellaneous MOTOR PARTS - LOWER END 10 586 NEW PRODUCTS ADDED WEEKLY AT / MOTORCYCLESTOREHOUSE.COM JIMS, CRANKPIN - 41-E81 B.T. Standard O.D. 1.2490". 3-hole oil design. Use JIMS 978251 crankpin nuts. Use JIMS 978618 (Repl. 2398518) woodruff keys. 506870 STD. 41-E81 B.T. (excl. 61" Knuckle, 61" Panhead & all Flatheads). Repl. 23961-41 JIMS, CRANKPIN 41-E81 B.T. - 180° OIL HOLES Standard O.D. 1.2490". 3-hole oil design on 180° for improved lubrication of the bearing diameter. Use JIMS 978251 crankpin nuts. Use JIMS 978618 (Repl. 2398518) woodruff keys. 506873 STD. 41-E81 B.T. (excl. 61" Knuckle, 61" Panhead & all Flatheads) 506870 506873 JIMS, CRANKPIN KIT - 41-E81 B.T. Standard O.D. 1.2490". 3-hole oil design. This convienient precision kit includes a crankpin, two crankpin nuts and the woodruff keys. 506973 41-E81 B.T. (excl. 61" Knuckle, 61" Panhead & all Flatheads). Repl. 23961-41 506973 JIMS, CRANKPIN .025" SHORTER - 41-E81 B.T. This special crankpin is identical to the JIMS 506870 crankpin but are ground shorter, -.025" from taper to taper, for engine builders that prefer less connecting rod end play. Standard O.D. 1.2490". 3-hole oil design. Use JIMS 978251 crankpin nuts. Use JIMS 978618 (Repl. 23985-18) woodruff keys. 506874 41-E81 B.T. (excl. 61" Knuckle, 61" Panhead & all Flatheads) Repl. 23961-41 506874 JIMS CRANKPINS When using JIMS Products in your overhaul and you are assured of receiving one of the best products money can buy. All JIMS crankpins are U.S.A. made from the best materials, by qualified JIMS machinists, for most Big Twin, XL Sportster and Flathead models. Note that for OEM 87-up models no oversize rollers are available. H-D went to using oversize crankpins. JIMS, CRANKPIN L81-99 B.T. - 180° OIL HOLES Standard O.D. 1.2495". 3-hole oil design on 180° for improved lubrication of the bearing diameter. Use JIMS 978252 crankpin nuts. Use 517951 (Repl. 11218) woodruff keys. 506972 STD. L81-99 B.T. (excl. Twin Cam) 506972 JIMS, CRANKPIN - L81-99 B.T. Standard O.D. 1.2495". 3-hole oil design. Use JIMS 978252 crankpin nuts. Use 517951 (Repl. 11218) woodruff keys. 506970 STD. L81-99 Evo B.T. (excl. Twin Cam). Repl. 23961-80A 506971 +.001". Repl. 23974-87 506970 S&S, CRANKPIN ASSEMBLY Includes crankpin nuts and crankpin woodruff key. Note: Some low demand crankpins will be available on special order only. 36-E81 B.T. 512469 Std. 1.249" OD. 41-E81 B.T. Repl. 23961-41 512471 +.001" 1.250" OD. 41-E81 B.T. 512472 +.002" 1.251" OD. 41-E81 B.T. L81-99 B.T. (Excl. TC) 512473 Std. 1.249" OD. L81-99 B.T (excl. Twin Cam). Repl. 23961-80A 512474 +.001" 1.250" OD. L81-99 B.T (excl. Twin Cam). Repl. 23974-87 512476 +.002" 1.251" OD. L81-99 B.T (excl. Twin Cam). Repl. 23975-87 512478 +.003" 1.252" OD. L81-99 B.T (excl. Twin Cam) 99-12 S&S T and V-series engines 1.500" diameter for S&S 5-piece flywheel assemblies as produced from 99-12 (press-in style). 512479 Std. 531161 +.001" 531164 +.002" 564014 Crankpin end plugs for 1.500" crankpins 99-17 OEM (excl. M8); 13-17 S&S T-series engines 1.671" diameter for all 99-17 OEM Twin Cam and 13-17 style S&S 3-piece flywheel assemblies (press-in style). 565129 Std. 565130 +.001" 565131 +.002" 565133 Crankpin end plugs for 1.671" crankpins L81-85 XL Sportster with S&S conrods 1.249" diameter for S&S conrods only. 531182 Std. Crankpin nut To be used as replacement for OEM and S&S crankpins. Repl. 23969-83 and 23981-98. 512481 L81-99 B.T. (excl. Twin Cam) Crankpin key 512482 30-E81 B.T.; 52-E81 K, XL; 29-73 W, G. Repl. 23985-18 512483 L81-99 B.T. (excl. Twin Cam). Repl. 11218 512473 512479 565129 JIMS, CRANKPIN KIT - L81-99 B.T. Standard O.D. 1.2495". 3-hole oil design. This convenient precision kit includes a crankpin, two crankpin nuts and the woodruff key. 506974 L81-99 B.T. (excl. Twin Cam). Repl. 23961-80A 506974 JIMS, CRANKPIN - 37-52 OHV B.T. & FLATHEADS Standard O.D. 1.249". 1-hole design for stock flywheels. Use JIMS 978250 crankpin nuts and 978618 woodruff keys. 516560 36-52 61" (1000cc) Knuckle & Panheads; 3748 74"/80" Side Valves. Repl. 23962-40 516560 CRANKPINS
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