JCS Performance

JCS Performance We are a family owned and operated motorcycle shop. We can order accessories, tires, supplies, helmets and apparel.
(2)

We do everything from oil changes to performance motor work to custom fabrication on your Harley-Davidson motorcycle or custom.

06/18/2026

Rocker Boxes Spacers...
Few more rocker boxes going out the door. These Rocker Box Spacers help you with rocker arm clearance when installing a higher lift cams. Up on our website . www.jcsperformance1.com

06/11/2026

...131 motor build... FULL Video of the building of Henry 131 cubic inch motor build. Started with a 131 big bore, heads with 2.5 mm over valves, springs, and F47 cam. Power Glide 2 lifters, oul pump and cam plate. Hope you guys enjoy this video. Thanks for watching.

06/10/2026

...Twin Cam porting flanges... short video explaining why its important to use our intake and exhaust porting flanges. Thanks for watching.

06/09/2026

...114 Dyno... had the opportunity to dyno tune this M8 114 that worked on. If you have any questions on this build feel free to reach out to them.

06/07/2026

Sunday sound video... short video of Henry 131 cubic inch we built with the Star Racing F47 cam. Bassani Exhaust. And our PERFORMANCE baffle. More videos coming soon.

06/05/2026

...Dragracing... nice video of everyone have a great time Dragracing during the 43 annual Memorial Blowout in Gulfport Mississippi. Make sure youfollow the track to keep up with all the events they have going g on. Enjoy!!

06/03/2026

...131 PORTED HEADS... Full video on us porting Henry's heads for the 131 cubic inch motor build. Using the Star Racing 2.5mm over size valves from made 165 Horse 160 Torque. Stay tune for the FULL motor build video coming soon.

06/01/2026

...FINANCING AVAILABLE... OK so we Now have Star Racing products in stock and up on our website. Some FINANCING available if you check out on our website or reach out to us at the shop and we can send you an invoice. Help us share this video. We want to thank for his continuous support of us here

05/26/2026

... Sandie... our M8 117 GEN1. She was on point! 10.90 dial in all weekend. Want to thank Star Racing cams for their amazing F35 cam. for the 65mm throttle and manifold for their powerhlide 2 lifters for the valves and springs for their pistons. Full video of the dragracing weekend coming soon.

Address

11 S. 5th Street
McAllen, TX
78501

Opening Hours

Monday 10am - 7pm
Tuesday 10am - 7pm
Wednesday 10am - 7pm
Thursday 10am - 7pm
Friday 10am - 7pm
Saturday 10am - 4pm

Telephone

+19565667437

Website

Alerts

Be the first to know and let us send you an email when JCS Performance posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Contact The Business

Send a message to JCS Performance:

Shortcuts

Share

Category