Cummins ISB and QSB Piston Ring Sets
We sell piston ring sets for Cummins ISB and QSB engines. You can easily access our inventory by visiting the product links listed below.
If you do not see the part you are looking for, please use our quote request form or call us at 855.470.3525 : our knowledgeable sales staff will gladly help you.
PISTON RING SET - 4B3.9 / B4.5 / B5.9 (.50 MM O/S)
Genuine Cummins Part
Qty:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
20
22
23
24
25
26
27
30
32
36
38
40
48
50
60
100
Add to cart
PISTON RING SET - B SERIES / ISB (STANDARD)
Genuine Cummins Part
Qty:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
20
22
23
24
25
26
27
30
32
36
38
40
48
50
60
100
Add to cart
Ships in 3-4 days
PISTON RING SET - 6B5.9 / ISB6.7 / NT855 / QSB5.9
Qty:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
20
22
23
24
25
26
27
30
32
36
38
40
48
50
60
100
Add to cart
PISTON RING SET (STANDARD) - 4B3.9 / 6B5.9 / ISB / ISD
Qty:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
20
22
23
24
25
26
27
30
32
36
38
40
48
50
60
100
Add to cart
Ships in 1-2 days
SINGLE CYLINDER PISTON RING SET - ISB (1.00 MM)
Qty:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
20
22
23
24
25
26
27
30
32
36
38
40
48
50
60
100
Add to cart
Ships in 1-2 days
PISTON RING SET (1.00MM OVERSIZE) - 4B3.9 / 6B5.9
Qty:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
20
22
23
24
25
26
27
30
32
36
38
40
48
50
60
100
Add to cart
SINGLE CYLINDER PISTON RING SET - ISB-305 / ISB (0.50 MM)
Qty:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
20
22
23
24
25
26
27
30
32
36
38
40
48
50
60
100
Add to cart
Ships in 1-2 days
SINGLE CYLINDER PISTON RING SET - ISB (1.00 MM)
Qty:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
20
22
23
24
25
26
27
30
32
36
38
40
48
50
60
100
Add to cart
Ships in 1-2 days
SINGLE CYLINDER PISTON RING SET - ISB / QSB
Qty:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
20
22
23
24
25
26
27
30
32
36
38
40
48
50
60
100
Add to cart
Ships in 1-2 days
PISTON RING SET (.050 OVERSIZE) - 4B3.9 / 6B5.9 / ISB
Qty:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
20
22
23
24
25
26
27
30
32
36
38
40
48
50
60
100
Add to cart
Ships in 1-2 days
