Supertrapp USFS Approved Spark Arrestor Mufflers


INLET STYLE and SIZE Designed for engines from 2 to 200 HP. Recommended for engines from 10 to 100 HP where minimum exhaust noise is required and for larger engines where space is limited. Supplements an existing muffler where minimum exhaust noise is critical. U.S.D.A. Forest Service Approved spark arrestor No. T-100 Model 3S and No. T-101 Model 5S.		MODEL 3S Adaptors Diffuser Discs Sold Separately Use Approx. 1 Disc/3 HP*	MODEL 5S Adaptors Diffuser Discs Sold Separately Use Approx. 1 Disc/7HP*
Threaded T= Male NPT* *Measured by inside inlet size	Size	Adaptor Part No.	Adaptor Part No.
	1⁄2" NPT*	3S-0500T	N/A
	3⁄4" NPT*	3S-0750T	N/A
	1" NPT*	3S-1000T	5S-1000T
	11⁄4" NPT*	3S-1250T	5S-1250T
	11⁄2" NPT*	3S-1500T	5S-1500T
	2" NPT*	N/A	5S-2000T
	21⁄2" NPT*	N/A	N/A

Clamp-On C= Exhaust Pipe OD	Size	Adaptor Part No.	Adaptor Part No.
	1"	3S-1000	N/A
	1.050" (3⁄4" pipe)	3S-1050	N/A
	11⁄4"	3S-1250	5S-1250
	1.312" (1" pipe)	3S-1312	5S-1312
	13⁄8"	N/A	5S-1375
	11⁄2"	3S-1500	5S-1500
	15⁄8"	N/A	5S-1625
	1.660" (11⁄4" pipe)	3S-1660	5S-1660
	13⁄4"	3S-1750	5S-1750
	17⁄8"	N/A	5S-1875
	1.900" (11⁄2" pipe)	N/A	5S-1900
	2"	3S-2000	5S-2000
	21⁄4"	N/A	5S-2250
	21⁄2"	N/A	5S-2500
	23⁄4"	N/A	5S-2750
	3"	N/A	5S-3000

DIFFUSER DISCS Number of diffuser discs required is proportional to engine size.		MODEL 3S Use w/above Adaptor Approx. 1 Disc/3 HP	MODEL 5S Use w/above Adaptor Approx. 1 Disc/7HP
		Part No.	Part No.
3-Pack		3S-6503	5S-6503
12-Pack		3S-6512	5S-6512

RESONATOR Accessory. For 30-50% additional noise reduction.		MODEL 3S	MODEL 5S
		Part No.	Part No.
		3S-5500	5S-5500

SUPERTRAPP INDUSTRIAL MUFFLER, A DIVISION OF MARADYNE CORP.
4540 W. 160th Street • Cleveland, OH • 44135 • Phone: 216.362.0755 • Fax 216.362.0799 • e:mail