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)
ACCESSORIES TECH-FIT HEAVY DUTY TRUCK GVW 7-8
B.P.
Style
Engine
C.I.D.
Style
# Muffler
B.P.
DETROIT DIESEL - naturally aspirated diesel
6-71N
426
4 4 4
4 4 4
9
1 1 3
22965 22969
78 78
1.8
10 ¹⁄₈ 10 ¹⁄₂
1.8 22916
78 73
2.9 2.9
22835 c
Vertical In-Line Engine
6-71N
426
4 4
4 4
9
1 3
40247 40247
22965
79
1.9
10 ¹⁄₂
72
1.1
22835 c
Dual Vertical
6V-53N
318
4 4 4 4 4 4 4 4 4 5 4 4 4 4 4 4 4 5 5 4 4 4 4 4 4 4 4 4 4 4 4 3
4 4 4 4 4 4 4 4 4 5 5 4 4 4 4 4 4 5 5 4 4 4 4 4 4 4 4 4 4 4 4 3
9
1 1 3 1 1 3 1 1 3 1 1 1 1 3 1 1 3 1 1 1 1 3 1 1 3 1 1 1 1 1 1 2 1 1 1 1 1 3 2 1
22965 22969
76 76
1.8
10 ¹⁄₈ 10 ¹⁄₂
1.8 22916
76 72
2.9 2.9
22835 c
APPLICATION BY ENGINE
6V-71N
426
9
22965 22969
78 78
1.7
10 ¹⁄₈ 10 ¹⁄₂
1.7 22916
78 72
2.8 2.9
22835 c
6V-92N
552
9
22965 22969
80 80
2.0
10 ¹⁄₈ 10 ¹⁄₂ 10 ¹⁄₈
2.0 22916
80 78 85
3.2 2.5 2.3
DUTY TRUCK GVW 3-6
MEDIUM
22835 c
22963 22965 22965 22969
79 69 69 69
1.9 22920
8.2 N
500
9 9
0.4 0.4
Vertical V-Engine
10 ¹⁄₈ 10 ¹⁄₂
0.4 22916
66 64
1.4 1.4
SCHOOL BUS
22835 c
8V-71N
568
9
22965 22969
82 82
2.0
10 ¹⁄₈ 10 ¹⁄₂ 10 ¹⁄₈ 10 ¹⁄₈
2.0 22916
80 75 81 83
3.3 2.5 2.2 3.3
22835 c
22963 22963 22965 22969
75 77 77 77
1.8 22920 1.9 22920
8V-92N 6V-53N
736 318
9
1.8
10 ¹⁄₈ 10 ¹⁄₂
1.8 22916
75 71
2.6 3.4
AGRICULTURAL MUFFLER SPECS
22835 c
6V-71N
426
9
22965 22969
79 79
1.5
10 ¹⁄₈ 10 ¹⁄₂
1.5 22916
78 72
1.8 3.5
22835 c
6V-92N
552
9
22965 22969 22965 22969 22965 22969
78 78 70 70 78 78
1.7
Vertical with Wye Connector V-Engine
10 ¹⁄₈
1.7 22916
76
3.4
8.2N
500
9
0.6
10 ¹⁄₈
0.6 22916
67
1.3
8V-71N
568
9
1.7
10 ¹⁄₈
1.7 22916
76 84 79 79
3.6 2.0 1.8 1.9
6V-53N
318
8 ³⁄₈
21476 22844 22844
O.E. CROSS
3 ¹⁄₂
3 ¹⁄₂ 3 ¹⁄₂
9 9 9 9 9
REFERENCE
6V-71N
426 3 ¹⁄₂
4
4
22965
79
1.5
6V-92N
552 3 ¹⁄₂
3 ¹⁄₂
22844
81
3.0
4 4 3
4 4 3
22965
80
2.0
Vertical Duals V-Engine
10 ¹⁄₂
78 75 66
1.5 0.8 0.7
22835 c
8.2N
500
5 ⁷⁄₈
21476 22844
3 ¹⁄₂
3 ¹⁄₂
9
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