Unlock The RACING Power of Your Aprilia SR50R: In-Depth MHR Team Engine Build

Welcome to Scooter Street! In this exciting video, we're diving deep into the world of scooter tuning with the Aprilia SR50R. Join us as we unlock the full power of this incredible scooter with an in-depth build featuring the MHR Racing Cylinder Kit and the Malossi RHQ Full Circle Crank, among other race-oriented parts.

Throughout the video, we'll guide you through the process of rebuilding the crank, installing the cylinder kit, and optimizing the squish rating for maximum performance. We'll also share important tips and insights, such as the significance of using the right base gasket thickness and the importance of proper coolant system bleeding.

As we assemble the scooter, we'll also discuss potential upgrades and improvements you can consider, including enhanced braking systems, tire upgrades, and rear shock options.

At Scooter Street, we value your engagement and want to hear your thoughts and questions. Don't hesitate to leave comments, ask for clarification, or share your own experiences with scooter tuning. We're here to help and provide you with the best information possible.

Please visit www.scooterstreet.com.au for any of the parts used on this build video. Thank you for joining us on this exciting adventure. Your support means the world to us as we continue to bring you informative and engaging content. Stay tuned for more scooter-related videos, and until then, ride safe and enjoy the thrill of the open road!

Full list of parts used in this video:

https://www.scooterstreet.com.au/prod...

https://www.scooterstreet.com.au/prod...

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https://www.scooterstreet.com.au/prod... (Please note this exhaust was specially modified to fit the SR50R)


CHAPTERS:
00:02 - Introduction and overview of the scooter build
00:20 - Explanation of the parts being used in the build
01:11 - Introduction to the cylinder kit and crankshaft
03:08 - Explanation of different types of cylinder kits
04:07 - Overview of the crankshaft and bearings
06:10 - Explanation of the special race bearings being used
06:36 - Importance of reading and following instructions for the cylinder kit
07:23 - Explanation of the different types of gasket kits
09:08 - Importance of checking and maintaining the water pump
09:25 - Removal of the crankshaft seals
10:39 - Introduction to the process of removing the engine casing
18:01 - Heating the engine casing to facilitate bearing installation
20:27 - Installation of the crankshaft bearings
24:37 - Preparation and cleaning of the crankshaft seal seats
26:53 - Installation of the crankshaft seals
28:34 - Explanation of the squish rating and use of gasket kits
31:09 - Installation of the cylinder kit and explanation of gasket selection
32:40 - Insertion of the piston, rings, and circlips into the cylinder kit
32:53 - Piston Assembly
33:09 - Base Gasket Installation
34:10 - Squish Test
36:58 - Squish Test Adjustment
37:27 - Squish Test Result
38:21 - Choosing Base Gasket
39:48 - Final Assembly
44:05 - Connecting Fuel Lines
45:00 - Liquid Cooling System Explanation
46:53 - Liquid Cooling System Installation
50:24 - Final Overview and Test Ride
57:36 - Bleeding Cooling System
58:00 - Final Adjustments and Test Ride
01:02:41 - Upgrades and Recommendations
01:03:17 - Conclusion and Thank You