Tech Resources
Tuesday, February 22nd, 2011
When is it time to repack? We get this question a lot here at HMF. Typically, the average rider will need to repack their exhaust after about 40-50 hours of riding. This can vary however depending on the type of riding. More aggressive race machines are going to need to repack more often... read more
Tuesday, January 18th, 2011
For the little ones With the growing popularity of the small quads and economical scooters, HMF developed the Mini Series for vehicles with low CC engines. Add an HMF pipe to your scooter and you'll be able to feel and hear the difference instantly. Granted these vehicles are not out there to win races,... read more
Monday, May 3rd, 2010
Exhaust Repack Instructions: Steps 1-4
Repacking your exhaust requires an air rivet gun or an automotive style riveter. A small hand riveter will not work for this. If you would like us to repack your exhaust system, see our Repair Services for details. Click here to download these instructions in PDF format. (1MB) Click here to view the video Repacking Instructions Step... read more
Monday, May 3rd, 2010
Exhaust Repack Instructions: Steps 5-8
Step 5: Using a 4mm allen key, loosen the allen screws on the end cap. Step 6: With the exhaust shell removed, discard of the old packing and wrap the new packing around the core. Step 7: When wrapping the packing around the core, make sure to make it as snug as possible. Step 8:... read more
Monday, May 3rd, 2010
Exhaust Repack Instructions: Steps 9-14
Step 9: Using a small screwdriver or pry bar, push the excess packing down below the end of the core. Step 10: Slide the core into the exhaust shell Step 11: Using a small screwdriver or pry bar, tuck the packing in the exhaust shell. Step 12: Push the inlet completely into the exhaust... read more
Latest Resources
02/22 HMF Tech Video - Repack 1...
01/18 Mini Series
05/03 Exhaust Repack Instructio...
05/03 Exhaust Repack Instructio...
05/03 Exhaust Repack Instructio...
05/03 Exhaust Repack Instructio...
05/03 Exhaust Repack Instructio...
06/02 Headpipe color & Engine t...
02/04 Fuel Injection/Carburetio...
Testimonials
“HMF pipes are quality exhaust systems that meet the needs of the rider, racer, and recreational guy.”
- William Yokley
GNCC Pro


