2016


Includes standard header(1 5/8"), screws, silicone connector/tie strap,
and muffled tuned pipe

Engine(s) Fitted Price Stock #
.25 Engines 106.95
O.S. .25-.32 FX, AX, SX & FSR
Magnum .25-.28 Pro
TT Pro .25-.36
MDS .28-.38 FS Pro
1910
S.T.G..34 AERO (bolt-through) 1913
.40-.45 Engines 119.95
K & B .40 1930
MVVS .40 1933
O.S. .40-.46 LA & FP
Magnum GP .40-.44
Thunder Tiger .42 & .46 GP
1936
O.S. .40-.45 FSR
Royal .40-.45,
ASP .40
1940
O.S. .40-.46 FX, AX,& SF
(the OS.50-55 SX & AX require a larger pipe
we suggest separate header #2590 & pipe #1250)
ASP .46
Royal .46
Thunder Tiger Pro .40-.46
MDS .40-.48 FS Pro
1943
Rossi .40 & .45 1946
S.T. GS .40-.45
Como .40-.45 (bolt through)
1950
S.T.S. .40-.45K (bolt on) 1953
.61 Engines 136.95
K & B .61 1970
OS .61-.65 FX, LA, SX & AX
Thundertiger Pro .61
MDS .68 FS Pro
1973
O.S. .61 SF (long-stroke) (non-pump) 1976
O.S. .60 & .61 FSR 1980
Rossi .60 1986
S.T.S. .61
Como .61 (bolt through)
1990
S.T.S. .61K (bolt on) 1993

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Macs Products
7935A Carlton Rd.
Sacramento, CA 95826