Flexible Quiet Muffler System




Pre-Assembled System

Includes straight motor adapter (*or 90'-for 1689 only)
+ 9" flex tube(9411) + pipe Muffler (1682)


Thread Engines Fitted Notches Price Stock #
13x1.0 Y.S. 120
Saito 125a
(*with 90°motor adapter included)
3 133.95 1689
10x.75 Enya 80 4c
O.S. 40-60 FS & Surpass
Magnum FS 52 & 61
0 117.95 1690
11x.75 O.S. 70 & 91 Surpass,II&Ultra
/ (for the 160 Twin frount exhaust use the 90' fitting)
ASP 80
Enya 90
Magnum FS 70,80 & 91
Thunder Tiger F-91S
YS .53
1 117.95 1691
12x1.0 O.S. 90 FS
Saito 65, 72, 80, 90/91s& 100
/ 100t(but not the 100ti) & 200ti,
2 117.95 1692
13x1.0 Y.S. 63S, 91, 110FZ, 120
/ 140Sport & 160DZ
Saito 125a
(with straight fitting included)
3 117.95 1693
14x1.0 Saito FA 120, 180
/ 182td & 300ttdd
HP VT 49
Magnum 120 XL old
(not XL 120 RFS)
4 117.95 1694
14x.75 O.S. 120 Surpass
Gemini 240 & 300
Magnum Xl 120 & 180 RFS
5 117.95 1695
custom Enya R-120 4c 4 133.95 1697


Muffler Extender


Includes 90° motor adapter
+ 9" flex tube + straight muffler adapter


Thread Engines Fitted Notches Price Stock #
13x1.0 Y.S. 91 & 120 (does not fit YS.91 FZ)
Saito 125a
3 62.95 1663
14x1.0 Saito FA 120 & 300
Saito 180
Magnum 120 XL old
(not XL 120 RFS)
4 1664
14x.75 Magnum XL 120 & 180 RFS) 5 1665
These MUFFLER EXTENDERS are available is other thread sizes
But you must make sure the motor and the muffler have the same thread



Motor Muffler Thread Index

Motor
Threads in Motor Notches
Threads in Muffler Notches
Magnum 120 XL old 14x1.0 4 14x1.0 4
Saito 120 & 180 FA 14x1.0 4 14x1.0 4
Saito 125a 13x1.0 3 13x1.0 3
YS.91 FZ 13x1.0 3 11x.75 1
Magnum FS 30 10x1.0 N/A N/A N/A

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Macs Products
7935A Carlton Rd.
Sacramento, CA 95826