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B.H. Hanson
Ph. (570) 689-4561
Fax (570) 689-4562

Exhaust Systems & Parts

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Tuned Pipes

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From left to right.

  • Tuned Pipe standard - To be used with wrap to center (WTC) and deep vee headers. Also good for 231 engines and high RPM 260 engines - $85
     
  • Tuned Pipe 1" band - To be used with 260 engines and all headers *EXCEPT* wrap to center and deep vee - $85
     
  • Tuned Pipe 2 inch band - To be used with 260 engines and all headers *EXCEPT* wrap to center and deep vee -$85
  • Tuned Pipe - Super Quiet - To be used with all engines. Measures 78 DB at 50 feet while still providing outstanding Horse Power - $175

From left to right

Tuned pipe 3" band. - You asked for it, you got it. 3" band for larger displacement engines and torque setups  $95

 

Tune Pipes with Internal Stingers

Tuned pipe with Internal Stinger - Zero Band - 1" Band - 2" Band pipe with internal stinger.  Almost as quiet as a muffled pipe, gives more performance to most high timed engines.  $95

 

Tuned pipe, shortie - To be used with our Deep Vee and Wrap To Center headers with a speed increase over the standard pipe. Also works great where there are space limitations and with our Outboard system  $95


#16 - BH Hanson Outboard Header - $38 (Motor, Lower Unit & Stand NOT Included)

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BH Hanson Muffled Outboard Exhaust System

This very light system is fully adjustable and is designed for the Lawless outboard lower end and engines using the Zenoah exhaust bolt spacing.  The stinger extends into the pipe for more quiet operation and is drilled for water exit in case of a blow over.  Available with side or rear facing header.  shown but not included is the pipe stopper. - $229

  17. Outboard Header, Side Exit 

 

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Tuned Pipe Outboard Exhaust System

This non-muffled tune pipe system is fully adjustable and is designed for maximum power and is available with side or rear facing header.  Shown but not included is the pipe stopper. - $175

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HEADERS - All headers are $38

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New Header #15

New Header #16

1. 90 Deg. header with 3"offset and 90 Deg. bend

8.  Wrap to center header. Puts the header at center of boat.

2. 90 Deg. header with 2" offset and 90 Deg. bend.

9.  90/90 header with 1 inch offset and 2 1/2" rise

3. 90 Deg. header with 1" offset and 90 Deg. bend.

10.  45/90 header with 1" offset and 1"rise.

4.  100 Deg. header with 1"offset and 100 Deg. bend.

11.  45/90 header with 1" offset and 1"drop

5.  105 Deg. header with 1"offset and 105 deg bend.

12.  90 Deg. header with 25 Deg. angle down, 1" drop and 4" offset

6. Wrap to flush  header will put pipe approximately       1 3/4" from engine centerline. 

13.   90 Deg. header with 25 Deg. angle down, 1" drop and 3" offset

7. Deep V header. header with approximately 3 1/2" offset to put header in left side of boat.

14.  90 Deg. header with 25 Deg. angle down, 1" drop and 2" offset

15. The same as #6 with the exception of a 98 degree angle to allow you to adjust your tuned pipe to the proper length using band pipes and still exit in the center of your boat. Will fit in some applications where a center exit is required and needs to exit from a center turbine style cowl.

#15 on Above Right & #6 Above Left

16. Outboard Rear Exhaust Header

Motor, Lower Unit & Stand NOT Included


Exhaust Flanges  
Two-piece Header Flange with Viton O-rings - The flange supports our headers in a water-cooled environment, enabling the exhaust to remain cool and dry. - $45  specify for Zenoah or QuickDraw use.

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B.H. Hanson Pipe Stopper  
This ring clamps to our 7/8th header pipe and stops the pipe from sliding towards the engine while holding the pipe firmly with Viton o-rings. It makes pipe adjusting easy using the ring as a reference point for length. The ring is properly sized so it wont scratch the header when sliding it on and there is no chance of radio noise or pipe damage as with other designs that use a metal piece that goes over the pipe nipple.  $16.95

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Header Coolers  
Header running hot? Use these coolers to bring down temps. Made to fit 7/8th headers. Air cooled on left $32.95. Water cooled on right $21.50

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Mufflers  

Helicopter Muffler - With gaskets and bolts. $29.50

Aircraft Muffler - With gaskets and bolts. $28.50

Stinger Marine Muffler - fits all BH Hanson marine tuned pipes - $36

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Prices and description are listed left to right.

 

BH Hanson Tuned Helicopter Exhaust System

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Whiplash Gasser Tuned Exhaust.

This adjustable tuned exhaust system will bolt on your Miniature Aircraft gasser heli with no modifications except for canopy trim.  It's compact design hugs the side frame and weighs only 12 ounces.  Included in the kit is the header, with engine mounting bolts, exhaust gasket and wrench, two different length screw in adjustable couplers, a tuned pipe, An adjustable chassis mount with all mounting hardware that locates to the side frame servo access holes, our unique soft mount system and a repackable muffler. It is priced at $259 for the complete system or $219 when purchased with a with one of our 3D Max engine Whiplash engines.

This system is made in the U.S.A. and has been developed and tested using our engines.

   

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At only 88 db's, it is extremely quiet yet very powerful.

BH Hanson Tuned Helicopter exhaust system for left side exit. Approximately 24 inches in length measuring from the center of the exhaust port to pipe tip.  2 1/2 inch center to center rise.  $229
 
Heli Tuned Pipes
Heli systems using the large volume pipe which is recommended for the 26 and larger engines are $269
 

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Above left system shown with optional header cooler ($32.95 ) for longer coupler life.  All tuned Helicopter systems now come with medical grade silicone couplers ($22) and Snap type clamps.($2.99 for 2)


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TORPEDO SLIM V2 TUNABLE GASSER MUFFLER

 

This muffler is approximately 13 1/2 inches long and weighs 9 ounces. It will work well with our 23-26 cc smooth running Heli engines and is a good alternative to the factory muffler for those that want to get the most power without adding one of our tuned pipe systems. This item is backed by a Century 1 year limited warranty. $135