

note: I do not recommend higher gearing. A 15T sprocket for less highway RPM could be a good choice.
B) For drilling the stock muffler, please see this page: https://rebel500.com/rebel-500_stock-muffler-mods/

C) To add rubber washers to front engine mount: Please see this page: Rubber Mounting Engine https://rebel500.com/rubber-mounting-engine/
Nylon washers – eBay
The second time I worked on this I changed to nylon washers. They do not absorb vibration as well but they are more durable and you can tighten them more. I bought 10mm x 20mm x 2mm nylon washers on eBay – I got 50 for $2.49 USD plus $2.99 USD shipping.
Available at Home Depot:
· 3/8 in. x 13/16 in. Black Neoprene Washer model # 815758 (3-Pack $1.18; need about 8 packs) by Everbilt (1/16 or 1.6mm thick)
· 20 to 25mm black metal washer to be put over each rubber washer, if possible.
Use two washers for each location. Some brackets will need to machined slightly (with a grinder) to be able to fit two washers.
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Rebel 300 0-60 7.85 seconds
Rebel 300 redline is 10,000 RPM (rev-limiter 10,900)
Rebel 300 top speed is 88 to 92 mph (reported by owners). Top speed is reached in 5th gear.
(Like many motorcycles, the Rebel 300 cannot reach full RPM in 6th gear.)
2021 Honda Rebel 300 ABS ….. Cycle World Measured Seat Height: 27.3 in. ….. Fuel Capacity: 3.0 gal. (0.6 gal. reserve) ….. Cycle World Measured Wet Weight: 372 lb. ….. CW Measured Performance ….. Measured HP: 25.01 hp @ 7,640 rpm (Honda claimed 27 hp) ….. Torque: 17.59 lb.-ft. @ 7,320 rpm ….. Quarter-Mile: 16.53 sec. @ 75.93 mph ….. 0–30: 2.42 sec…… 0–60: 7.85 sec. ….. top speed: 91 mph….. Top-Gear Roll-On, 40–60 mph: 9.22 sec …… Top-Gear Roll-On, 60–80 mph: 12.49 sec.
Honda CBR300R 0-60 6.36 seconds ….ss 1/4 15.14 at 85mph …. 30 HP (actual HP 27 at 8500) …. redline is 10,500 RPM …. top speed is 98 mph