"Transmission Ratio Calculator" is in Microsoft Excel .xls format. It already includes the number of teeth on all gears and accepts engine RPM, sprocket choice, and wheel diameter as variable inputs, compares over 20 possible internal ratio choices for RPM change on a shift (both in

percentages lost and recovered, and the actual RPM in the new gear), lowest RPM reached in the entire range, speed in MPH reached in each gear, overall gear ratio including final drive sprockets, etc. Click the logo for complete details.

Compression Plate; steel, 7/64” (.1094”) thick, to reduce compression or compensate for longer stroke, for JD type motors 1921-29, used. Sorry, only have 1. Click picture for larger view.

Tappet Block; V & U-Series 1930-38, 45 1929?-68, top is threaded for lower covers, used, specify front or rear. Click on each picture for larger view.

Tappet Block; U-Series 1939-48, top has lip for spring-loaded clip type covers, used, specify front or rear. Sorry, I don't have a full set. Click on each picture for larger view.

Piston; all 45; +.030”, with pin and ring set (sorry, no locks) special for high-compression or pop-up, such as WR or K heads, etc. Extreme dome height (approximately std. 45 + .150” tall)

requires careful assembly, not drop-in. Not for use in stroked motors. Only 1 single piston left, sorry - not a pair. Click on each picture for larger view.

Stroker Piston; pair, complete with rings, pin & locks, for all 45; special for Chief 4-7/16” (4.4375”), 4-1/2” (4.500”), KH 4-9/16” (4.5625”) and 4-5/8” (4.625”) stroke. Click on the picture for more details.

82” Stroker Flywheel set, UL; American-made quality product, 4-3/8” stroke

, for street or racing use (requires 1¼” crank-pin). Click the image for more details.

84” Stroker Flywheel set, UL; American-made quality product, 4-1/2” stroke, for street or racing use (requires 1¼” crank-pin). Also available in

. Click the image for more details.

86” Stroker Flywheel set, UL; American-made quality product, 4-5/8” stroke, for street or racing use (requires 1¼” crank-pin). Also available in

. Click the image for more details.

88” Stroker Flywheel set, UL; American-made quality product, 4-3/4” stroke, for street or racing use (requires 1¼” crank-pin). Also available in

. Click the image for more details.

92” Stroker Flywheel set, UL; American-made quality product, 5” stroke, for street or racing use (requires 1¼” crank-pin). Also available in

. Click the image for more details.

Replacement Flywheel set; 45, 3-13/16” standard stroke, fits all 45 1937-73, American-made quality product, for street or racing use. Click the image for more details.

Stroker Flywheel set; 45, 4-7/16” stroke (52.5”, 861cc) fits all 45 1937-73, American- made quality product, for street or racing use. Click the image for more details.

Stroker Flywheel set; 45, 4-1/2” stroke (53.3”, 873cc) fits all 45 1937-73, American-made quality product, for street or racing use. Click the image for more details.

Stroker Flywheel set; 45, 4-5/8” stroke (54.7”, 897cc) fits all 45 1937-73, American-made quality product, for street or racing use, perfect fit for KH barrels and KH pistons. Click the image for more details.

Inlet Pipe Extension; all 1¼” carbs, this .430” thick spacer has the big M-51 & M-88 3-bolt pattern, has the proper locating lip & recess, and fits between carburetor & manifold - use it as a spacer

to improve top-end power, or as a base flange for custom Mikuni or SU adapter, NOS, only 1 left! Click on the images for a larger view.

Switch Key; all twins 1926-36, aluminum replica. Click the image for a larger view.

Distributor Clamp; 1-stud Delco style for auto-advance or magneto, with stud & nut. New gary Bang replica. Click the image for a larger view.

Primary Chain Repair Link; all 45, for 35-2 chain, includes 2 master links, lengthens and repairs the original 96 or 100 link primary chain, NOS

Tire, Front or Rear, 19”; this is a brand-new, never mounted 120/90-19 Cheng Shin C833 Marquis tire. The tread width is huge: 120mm = 4-3/4” wide. It's also very tall, gives excellent ground

clearance for those short springers, etc. - 27-1/2”. They're “H” rated for 130 MPH. I bought these for my own bike, but decided to use something else, so I only have these 2. Price shown is for one tire; if you want both double the price. These will be shipped bare, with just a tag label (not boxed). Click for details.

Kick-stand Return Spring Plate; all big twin 1936-*, holds return spring to side stand, chrome repro by Gary Bang. Click the picture for a larger version.

Right Footboard Sidebar; all 45 1939-*, holds brake pedal, etc. This is bent where you see it, could be fixable or cut it up to make

shorter controls for your WR replica or bobber - don't sacrifice a good one. Click the pictures for a larger version.

Solo Seat Nose Bracket; used as shown. Black steel. Length: 6-1/4”. Tongue is 5/32” thick × 1-1/2” wide with 2 slots 5/16” by 15/16”. “U” inside width is 1-3/4” with 5/16” holes. Click the thumbnail to see more details.

Friction Ride Damper Disc; 45 1939-45, big twin 1936-45, used. This is actually a 54012-33 friction disc cup with a 54014-33 friction disc inside. Sorry, only have 1. Click the

thumbnail to see more details (2 pictures are inside & outside).

Handlebar Clamp; Servi-Car 1960-*, black, used. Click the thumbnail to see more details (2 pictures are inside & outside).

Link, Riser (Clamp Top Plate); Servi-Car 1958-59, used, bad chrome. Click the thumbnail to see more details (2 pictures are inside & outside).

Clutch Cable Bracket; mounts 1968-* (mouse-trap eliminator) cable on 1936-67 big twins, chrome, mfg. by Paughco. Click the thumbnail to see more detail.

Exhaust Pipe Baffle Inserts; 1½” “beer can opener” style, fits all 45, very dirty, probably used but OK. Click the thumbnail to see more details.

Springer Headlamp Bracket; 45 1940-57, big twin 1936-48, original piece with the top and front cut off as shown, 4 remaining bolt holes give you a start for a

custom bracket, save some trouble. Click the thumbnails to see more detail.

Custom Dual Headlamp Bracket; has slotted base to fit different bolt pattern, chromed steel plate but very dirty, probably used, holds 2 custom lights

vertically (one above the other). Click for details (2 pictures are inside & outside).

Upper Horn Bracket; big twin 1936-48, + 45 1940-52, NOS. Click the thumbnail to see more details (2 pictures are inside & outside).

Mag 16” Rear Wheel & Tire; heat-treated cast aluminum wheel & Continental “Super- Twin” TK44 130V16 (5.10) tire are brand new but dirty, never

mounted on a bike, cast-in iron drum surface needs some light sanding. No other parts included. Excellent choice for 45 solo - side-mounted sprocket allows wide range of gearing choices, down to 36 tooth (5 less than 45 solo sprocket, equivalent to 39 teeth from your 34 tooth motor sprocket) for very high top speed. Compare this price to a star hub wheel & 45 solo rear drum. The dark shapes are the original rubber cush drive bumpers, which are not included. Click the thumbnails to see larger pictures.

Mag 16” Rear Wheel & Tire; heat-treated cast aluminum wheel & Continental “Super- Twin” TK44 130V16 (5.10) tire are brand new but dirty, never

mounted on a bike, cast-in iron drum surface needs some light sanding. Complete with good used original sprocket carrier, sprocket, brake backing plate, brake shoes, rear axle, spacers - ready to go on your early H2 (I also have a Z1 axle - this will fit early Z1, KZ900 too). Excellent choice for 45 solo - side-mounted sprocket allows wide range of gearing choices, down to 36 tooth (5 less than 45 solo sprocket, equivalent to 39 teeth from your 34 tooth motor sprocket) for very high top speed. Compare this price to a star hub wheel & 45 solo rear drum. The dark shapes are the original rubber cush drive bumpers, which are included. Click for details.

Rear Wheel, 16” Complete; Honda 360 36 spoke rear wheel, used, with brakes, axle, etc.; includes new (but not perfect wide chrome H-D

style 3” wide WM3.5 rim & spokes. Assembly required, excellent choice for 45 solo - side-mounted sprocket allows wide range of gearing choices, including 36 tooth for very high top speed. Slight rust inside bead area of wheel, other minor rust. Click the thumbnails to see more details.

Front Drum Brake Wheel; Honda 350 180mm 2LS double-leading shoe (very strong) drum, 18” 36 spoke WM2 wire rim, fits narrow glide or springer, with axle and speedo drive. Slight rust

inside bead area of wheel, other minor rust. Click the thumbnails to see more details.