Walker Exhaust 2013
NOISE & BACKPRESSURE
Application
DBA @ 50 ft. #
Muffler Shell Diam. (Inches)
Splitter "T" Adapter g
Mega Flow Muffler
DBA @ 50 ft.
Muffler Inlet/Outlet (Inches)
B.P.
Style
Engine
C.I.D.
Style
# Muffler
B.P.
CATERPILLAR - naturally aspirated diesel - Cont.
1140 1145 1150 1160 3208
636
4
4 8 ¹⁄₄ x 11 ¹⁄₂
9
22006
73
0.9
5
5
10 x 15
9
22337
73
0.6
Vertical Duals Horizon- tal Mufflers Side Outlet V-Engine
1140 1145 1150 1160 3208
636 3 ¹⁄₂
4 8 ¹⁄₄ x 11 ¹⁄₂
2
21832 21833 21174
70 77 82
1.7 1.7 1.3
4 4
4 4
10 ¹⁄₈
11
10 x 15
2
Horizontal V-Engine
1145 1150 1160 3208
636 3 ¹⁄₂
4 8 ¹⁄₄ x 11 ¹⁄₂
2
21832 21833 21174
68 75 80
1.5 1.5 1.1
4 4
4 4
10 ¹⁄₈
11
10 x 15
2
Horizontal with Wye Connector V-Engine
1140 1145 1150 1160 3208
636 2 ¹⁄₂
2 ¹⁄₂
6 ¹⁄₂ 8 ³⁄₈
2 2 2
21475 21476 22632
82 75 82
2.0 1.1 0.7
3
3
3 ¹⁄₂
3 ¹⁄₂
8 ¹⁄₄ x 11 ¹⁄₂
Horizontal Duals V-Engine
CATERPILLAR - turbo charged diesel
1673T
525
4 4 5 5 4 4 5 5 5 5 5 5 4 4 4 4 4 5 5 4 4 4 5 5 4 4 4 4
4 4 5 5 4 4 5 5 5 5 5 5 4 4 5 4 4 5 5 4 5 4 5 5 4 5 4 5
7 9 9 7 9 9
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 3 1 1 1 1 1 1 1 1 1 1 1
22810
76 70 72 69 80 72 74 66 78 75 71 68 61 75 72 76 73 70 78 75 74 74 68 76 74
1.2 1.6 1.1 0.8 1.4 1.8 1.1 0.9 1.7 1.6 0.2 1.3 1.8 0.2 0.2 2.5 1.5 2.7 1.4 1.4 2.3 0.6
22965 22964 22963 22965 22964 22963 22964 22963 22964 22963 22965 22965 22970 22969 22964 22963 22965 22970 22969 22964 22963 22965 22970 22969 22966
67 73 65 69 75 64 78 73 79 74 70 70 70 70 74 70 71 71 71 72 70 69 69 69 73
0.4 22936 0.8 22940 0.6 22920 0.4 22936 0.8 22940 0.8 22920 1.1 22940 1.0 22920 22810
10 ¹⁄₈
1674TA
525
10 ¹⁄₈
Vertical
1693T
893
9
10 ¹⁄₈
1693TA
893
9
1.5
10 ¹⁄₈
1.5 22920 0.3 22936
3116T
403
9 9 9
0.3
0.3 22941 0.3 22916
10 ¹⁄₈ 10 ¹⁄₂
22835
9
0.1 22940 0.1 22920 0.4 22936 0.4 22941 0.4 22916 0.8 22940 0.8 22920 0.8 22936 0.8 22941 0.8 22916
10 ¹⁄₈
3176T
629
9 9
10 ¹⁄₈
Single Vertical
9
10 ¹⁄₈
3208T
636
9 9
1.3
1.3 1.7
10 ¹⁄₈ 10 ¹⁄₈
0.5
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