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Z91 - Spark Plug by GUELDNER

Total number of products found: 97
Electrode Gap [mm]:
0,8
Thread Length [mm]:
19
Tightening torque from [Nm]:
25
Tightening torque to [Nm]:
30
Weight:
0.060 kg
Price From (Excl. VAT)
IDR 82828.24
€ 3.99
Height [mm]:
85
Outer Diameter [mm]:
93
Bypass Valve Opening Pressure [bar]:
1
Gasket inside diameter [mm]:
63
Gasket outside diameter [mm]:
72
Weight:
0.470 kg
Price From (Excl. VAT)
IDR 96321.56
€ 4.64
Height [mm]:
85
Outer Diameter [mm]:
76
Bypass Valve Opening Pressure [bar]:
1,5
Gasket inside diameter [mm]:
62
Gasket outside diameter [mm]:
72
Weight:
0.300 kg
Price From (Excl. VAT)
IDR 75562.60
€ 3.64
Height [mm]:
85
Outer Diameter [mm]:
75
Bypass Valve Opening Pressure [bar]:
1
Gasket inside diameter [mm]:
62
Gasket outside diameter [mm]:
71
Weight:
0.300 kg
Price From (Excl. VAT)
IDR 93622.89
€ 4.51
Height [mm]:
72
Outer Diameter [mm]:
82
Bypass Valve Opening Pressure [bar]:
1
Gasket inside diameter [mm]:
57
Gasket outside diameter [mm]:
66
Weight:
0.360 kg
Price From (Excl. VAT)
IDR 66221.07
€ 3.19
Height [mm]:
92
Outer Diameter [mm]:
82
Reverse Lock Opening Pressure [bar]:
1
Gasket inside diameter [mm]:
57
Gasket outside diameter [mm]:
66
Weight:
0.370 kg
Price From (Excl. VAT)
IDR 78261.27
€ 3.77
Price From (Excl. VAT)
IDR 45669.70
€ 2.20
Height [mm]:
85
Outer Diameter [mm]:
77
Inner Diameter 1 [mm]:
71
Inner Diameter 2 [mm]:
52,5
Weight:
0.300 kg
Price From (Excl. VAT)
IDR 52104.98
€ 2.51
Electrode Gap [mm]:
0,8
Thread Length [mm]:
19
Weight:
0.062 kg
Price From (Excl. VAT)
IDR 43593.81
€ 2.10
Electrode Gap [mm]:
0,8
Thread Length [mm]:
19
Weight:
0.046 kg
Price From (Excl. VAT)
IDR 41310.32
€ 1.99
Electrode Gap [mm]:
1
Thread Length [mm]:
19
Weight:
0.062 kg
Price From (Excl. VAT)
IDR 47330.42
€ 2.28
Height [mm]:
75
Diameter 1 [mm]:
63
Diameter 2 [mm]:
55
Outer Diameter [mm]:
83
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 140953.32
€ 6.79
Price From (Excl. VAT)
IDR 56049.18
€ 2.70
Price From (Excl. VAT)
IDR 47330.42
€ 2.28
Height [mm]:
89
Outer Diameter [mm]:
76
Inner Diameter 1 [mm]:
62
Weight:
0.288 kg
Price From (Excl. VAT)
IDR 55011.24
€ 2.65
Height [mm]:
75
Outer Diameter [mm]:
83
Inner Diameter 1 [mm]:
63
Inner Diameter 2 [mm]:
55
Weight:
0.350 kg
Price From (Excl. VAT)
IDR 65598.30
€ 3.16
Height [mm]:
82
Outer Diameter [mm]:
83
Inner Diameter 1 [mm]:
63
Inner Diameter 2 [mm]:
55
Weight:
0.360 kg
Price From (Excl. VAT)
IDR 76392.96
€ 3.68
Height [mm]:
90
Outer Diameter [mm]:
86
Outer Diameter 1 [mm]:
89
Outer Diameter 2 [mm]:
72
Inner Diameter 1 [mm]:
62
Bypass Valve Opening Pressure [bar]:
0,7
Price From (Excl. VAT)
IDR 69957.68
€ 3.37
Thread Length [mm]:
19,0
Spark Position [mm]:
5,2
Weight:
0.250 kg
Price From (Excl. VAT)
IDR 71618.40
€ 3.45
Thread Length [mm]:
19,0
Spark Position [mm]:
5,2
Weight:
0.060 kg
Price From (Excl. VAT)
IDR 70372.86
€ 3.39
Height [mm]:
76
Outer Diameter [mm]:
82
Inner Diameter 1 [mm]:
63
Inner Diameter 2 [mm]:
55
Weight:
0.308 kg
Price From (Excl. VAT)
IDR 104832.73
€ 5.05
Height [mm]:
91
Outer Diameter [mm]:
79
Inner Diameter 1 [mm]:
71
Inner Diameter 2 [mm]:
62
Bypass Valve Opening Pressure [bar]:
1,5
Weight:
0.350 kg
Price From (Excl. VAT)
IDR 70372.86
€ 3.39
Height [mm]:
76
Outer Diameter [mm]:
79
Inner Diameter 1 [mm]:
65
Inner Diameter 2 [mm]:
57
Bypass Valve Opening Pressure [bar]:
1
Weight:
0.310 kg
Price From (Excl. VAT)
IDR 85734.49
€ 4.13
Height [mm]:
101
Outer Diameter [mm]:
79
Inner Diameter 1 [mm]:
63
Inner Diameter 2 [mm]:
55
Bypass Valve Opening Pressure [bar]:
1
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 135971.17
€ 6.55
Height [mm]:
86
Outer Diameter [mm]:
67
Inner Diameter 1 [mm]:
63
Inner Diameter 2 [mm]:
55
Bypass Valve Opening Pressure [bar]:
1
Weight:
0.250 kg
Price From (Excl. VAT)
IDR 97359.51
€ 4.69
Thread Length [mm]:
19
Weight:
0.060 kg
Price From (Excl. VAT)
IDR 33006.74
€ 1.59
Height [mm]:
88
Outer Diameter 1 [mm]:
76
Inner Diameter 1 [mm]:
72
Inner Diameter 2 [mm]:
63
Weight:
0.380 kg
Price From (Excl. VAT)
IDR 42348.27
€ 2.04
Height [mm]:
88
Outer Diameter 1 [mm]:
76
Inner Diameter 1 [mm]:
72
Inner Diameter 2 [mm]:
63
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 67259.02
€ 3.24
Height [mm]:
87
Outer Diameter 1 [mm]:
66
Inner Diameter 1 [mm]:
62
Inner Diameter 2 [mm]:
54
Weight:
0.290 kg
Price From (Excl. VAT)
IDR 38404.07
€ 1.85
Height [mm]:
93
Outer Diameter 1 [mm]:
83
Inner Diameter 1 [mm]:
66
Inner Diameter 2 [mm]:
57
Weight:
0.400 kg
Price From (Excl. VAT)
IDR 51482.21
€ 2.48
Height [mm]:
76
Outer Diameter 1 [mm]:
80
Inner Diameter 1 [mm]:
63
Inner Diameter 2 [mm]:
55
Weight:
0.380 kg
Price From (Excl. VAT)
IDR 48368.37
€ 2.33
Height [mm]:
85
Outer Diameter 1 [mm]:
93
Inner Diameter 1 [mm]:
71
Inner Diameter 2 [mm]:
62
Weight:
0.460 kg
Price From (Excl. VAT)
IDR 69957.68
€ 3.37
Height [mm]:
123
Outer Diameter 1 [mm]:
93
Inner Diameter 1 [mm]:
87
Inner Diameter 2 [mm]:
80
Weight:
0.750 kg
Price From (Excl. VAT)
IDR 97774.69
€ 4.71
Length [mm]:
101
Weight [kg]:
0,045
Pipe Diameter [mm]:
8
Outer Diameter [mm]:
55
Weight:
0.060 kg
Price From (Excl. VAT)
IDR 28232.18
€ 1.36
Height [mm]:
83,5
Outer Diameter [mm]:
82
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 52727.75
€ 2.54
Height [mm]:
87
Outer Diameter [mm]:
76
Bypass Valve Opening Pressure [bar]:
1,5
Packaging length [cm]:
8
Packaging width [cm]:
8
Packaging height [cm]:
9,3
Price From (Excl. VAT)
IDR 57502.31
€ 2.77
Height [mm]:
86
Diameter 3 [mm]:
55
Diameter 4 [mm]:
63
Outer Diameter [mm]:
70
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 40064.79
€ 1.93
Height [mm]:
67
Diameter 3 [mm]:
58
Diameter 4 [mm]:
65
Outer Diameter [mm]:
84
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 48783.55
€ 2.35
Height [mm]:
86
Diameter 3 [mm]:
54
Diameter 4 [mm]:
61
Internal Thread [mm]:
M20x1,5
Outer Diameter [mm]:
68
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 47538.01
€ 2.29
Height [mm]:
85
Outer Diameter [mm]:
93
Outer Diameter 2 [mm]:
71
Inner Diameter 2 [mm]:
62
Bypass Valve Opening Pressure [bar]:
1,1
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 52935.34
€ 2.55
Height [mm]:
121
Outer Diameter [mm]:
93
Outer Diameter 2 [mm]:
88
Inner Diameter 2 [mm]:
80
Bypass Valve Opening Pressure [bar]:
1
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 67881.79
€ 3.27
Height [mm]:
98
Fitted Diameter1/Fitted Diameter2 [mm]:
6 / 8
Outer Diameter 1 [mm]:
36
Outer Diameter 2 [mm]:
31
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 14116.09
€ 0.68
Height [mm]:
89
Outer Diameter [mm]:
76
Weight:
0.300 kg
Price From (Excl. VAT)
IDR 53765.70
€ 2.59
Height [mm]:
108,5
Outer Diameter [mm]:
36
Weight:
1.753 kg
Price From (Excl. VAT)
IDR 17645.11
€ 0.85
Height [mm]:
86
Inner Diameter [mm]:
62
Outer Diameter [mm]:
95
Weight:
0.501 kg
Price From (Excl. VAT)
IDR 85942.08
€ 4.14
Height [mm]:
77
Inner Diameter [mm]:
58,5
Outer Diameter [mm]:
81
Weight:
3.460 kg
Price From (Excl. VAT)
IDR 71825.99
€ 3.46
Height [mm]:
89
Inner Diameter [mm]:
62
Outer Diameter [mm]:
76
Weight:
1.000 kg
Price From (Excl. VAT)
IDR 70995.63
€ 3.42
Height [mm]:
86,5
Inner Diameter [mm]:
62,5
Outer Diameter [mm]:
74,5
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 118948.82
€ 5.73
Height [mm]:
100
Inner Diameter [mm]:
56,5
Outer Diameter [mm]:
81
Weight:
3.670 kg
Price From (Excl. VAT)
IDR 94453.25
€ 4.55
Height [mm]:
74
Diameter 3 [mm]:
57
Diameter 4 [mm]:
63
Outer Diameter [mm]:
76
Weight:
0.280 kg
Price From (Excl. VAT)
IDR 107946.57
€ 5.20
Diameter [mm]:
80,0
Height [mm]:
88,1
Sealing Ring Diameter [mm]:
58,5
Diameter 2 [mm]:
64,5
Tightening Torque [Nm]:
20
Packaging length [cm]:
8,4
Price From (Excl. VAT)
IDR 112098.37
€ 5.40
Diameter [mm]:
80,0
Height [mm]:
88,1
Sealing Ring Diameter [mm]:
58,5
Diameter 2 [mm]:
64,5
Tightening Torque [Nm]:
20
Packaging length [cm]:
8,4
Price From (Excl. VAT)
IDR 100888.53
€ 4.86
Diameter [mm]:
93,2
Height [mm]:
80,0
Sealing Ring Diameter [mm]:
62,0
Diameter 2 [mm]:
71,5
Tightening Torque [Nm]:
20
Packaging length [cm]:
9,5
Price From (Excl. VAT)
IDR 137424.29
€ 6.62
Diameter [mm]:
93,2
Height [mm]:
80,0
Sealing Ring Diameter [mm]:
62,0
Diameter 2 [mm]:
71,5
Tightening Torque [Nm]:
20
Packaging length [cm]:
9,6
Price From (Excl. VAT)
IDR 100473.35
€ 4.84
Diameter [mm]:
76,2
Height [mm]:
87,0
Sealing Ring Diameter [mm]:
62,0
Diameter 2 [mm]:
71,0
Tightening Torque [Nm]:
20
Packaging length [cm]:
7,9
Price From (Excl. VAT)
IDR 78261.27
€ 3.77
Diameter [mm]:
76,2
Height [mm]:
89,0
Sealing Ring Diameter [mm]:
62,0
Diameter 2 [mm]:
72,0
Tightening Torque [Nm]:
20
Packaging length [cm]:
7,9
Price From (Excl. VAT)
IDR 72241.17
€ 3.48
Electrode Gap [mm]:
1
Thread Length [mm]:
19
Spark Position [mm]:
3
Tightening torque from [Nm]:
25
Tightening torque to [Nm]:
30
Packaging length [cm]:
8,85
Price From (Excl. VAT)
IDR 80544.75
€ 3.88
Height [mm]:
85
Outer Diameter [mm]:
77
Inner Diameter 1 [mm]:
71
Inner Diameter 2 [mm]:
53
Weight:
0.260 kg
Price From (Excl. VAT)
IDR 63522.41
€ 3.06
Height [mm]:
82
Outer Diameter [mm]:
83
Inner Diameter 1 [mm]:
63
Inner Diameter 2 [mm]:
55
Weight:
0.370 kg
Price From (Excl. VAT)
IDR 70372.86
€ 3.39
Height [mm]:
90
Outer Diameter [mm]:
94
Inner Diameter 1 [mm]:
73
Inner Diameter 2 [mm]:
63
Weight:
0.400 kg
Price From (Excl. VAT)
IDR 74524.65
€ 3.59
Height [mm]:
86
Outer Diameter [mm]:
69
Inner Diameter 1 [mm]:
63
Inner Diameter 2 [mm]:
55
Weight:
0.270 kg
Price From (Excl. VAT)
IDR 69127.33
€ 3.33
Height [mm]:
75
Outer Diameter [mm]:
83
Inner Diameter 1 [mm]:
63
Inner Diameter 2 [mm]:
55
Weight:
0.360 kg
Price From (Excl. VAT)
IDR 62484.46
€ 3.01
Height [mm]:
128
Outer Diameter [mm]:
90
Inner Diameter 1 [mm]:
87
Inner Diameter 2 [mm]:
75
Weight:
0.670 kg
Price From (Excl. VAT)
IDR 162750.22
€ 7.84
Height [mm]:
105
Outer Diameter [mm]:
36
Inlet Ø [mm]:
8
Outlet Ø [mm]:
8
Weight:
0.020 kg
Price From (Excl. VAT)
IDR 23872.80
€ 1.15
Height [mm]:
87
Outer Diameter [mm]:
68
Inner Diameter 1 [mm]:
55
Inner Diameter 2 [mm]:
62
Weight:
0.260 kg
Price From (Excl. VAT)
IDR 46084.88
€ 2.22
Height [mm]:
89
Outer Diameter [mm]:
77
Inner Diameter 1 [mm]:
72
Inner Diameter 2 [mm]:
62
Weight:
0.269 kg
Price From (Excl. VAT)
IDR 57502.31
€ 2.77
Height [mm]:
80
Outer Diameter [mm]:
81
Inner Diameter 1 [mm]:
53
Inner Diameter 2 [mm]:
62
Weight:
0.282 kg
Price From (Excl. VAT)
IDR 54180.88
€ 2.61
Height [mm]:
90
Outer Diameter [mm]:
66
Bypass Valve Opening Pressure [bar]:
1,0
Gasket inside diameter [mm]:
55
Gasket outside diameter [mm]:
62
Weight:
0.260 kg
Price From (Excl. VAT)
IDR 109814.88
€ 5.29
Height [mm]:
89
Outer Diameter [mm]:
76
Bypass Valve Opening Pressure [bar]:
1,5
Gasket inside diameter [mm]:
66
Gasket outside diameter [mm]:
72
Weight:
0.300 kg
Price From (Excl. VAT)
IDR 86149.67
€ 4.15
Height [mm]:
89
Outer Diameter [mm]:
76
Bypass Valve Opening Pressure [bar]:
1,5
Gasket inside diameter [mm]:
66
Gasket outside diameter [mm]:
72
Weight:
0.300 kg
Price From (Excl. VAT)
IDR 87187.62
€ 4.20
Height [mm]:
89
Outer Diameter [mm]:
76
Bypass Valve Opening Pressure [bar]:
0,8
Gasket inside diameter [mm]:
62
Gasket outside diameter [mm]:
71
Weight:
0.340 kg
Price From (Excl. VAT)
IDR 100473.35
€ 4.84
Height [mm]:
75
Outer Diameter [mm]:
80
Bypass Valve Opening Pressure [bar]:
1,0
Gasket inside diameter [mm]:
57
Gasket outside diameter [mm]:
65
Weight:
0.340 kg
Price From (Excl. VAT)
IDR 79091.62
€ 3.81
Height [mm]:
92
Outer Diameter [mm]:
82
Bypass Valve Opening Pressure [bar]:
1,0
Gasket inside diameter [mm]:
57
Gasket outside diameter [mm]:
66
Weight:
0.360 kg
Price From (Excl. VAT)
IDR 103172.01
€ 4.97
Height [mm]:
85
Outer Diameter [mm]:
93
Bypass Valve Opening Pressure [bar]:
1,1
Gasket inside diameter [mm]:
62
Gasket outside diameter [mm]:
71
Weight:
0.460 kg
Price From (Excl. VAT)
IDR 95076.02
€ 4.58
Diameter [mm]:
14
Tightening Torque [Nm]:
22
Weight [g]:
56
Thread Length [mm]:
19
Gross Weight [g]:
59
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 53350.52
€ 2.57
Diameter [mm]:
14
Tightening Torque [Nm]:
22
Weight [g]:
58
Thread Length [mm]:
19
Gross Weight [g]:
61
Weight:
0.060 kg
Price From (Excl. VAT)
IDR 61238.92
€ 2.95
Height [mm]:
105
Outer Diameter [mm]:
30
Inlet Ø [mm]:
8
Outlet Ø [mm]:
6
Outer Diameter 1 [mm]:
35
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 37781.30
€ 1.82
Height [mm]:
105
Outer Diameter [mm]:
30
Inlet Ø [mm]:
8
Outlet Ø [mm]:
6
Outer Diameter 1 [mm]:
35
Weight:
0.014 kg
Price From (Excl. VAT)
IDR 29477.72
€ 1.42
Height [mm]:
105
Outer Diameter [mm]:
30
Inlet Ø [mm]:
8
Outlet Ø [mm]:
6
Outer Diameter 1 [mm]:
35
Weight:
0.014 kg
Price From (Excl. VAT)
IDR 31553.61
€ 1.52
Height [mm]:
82
Outer Diameter [mm]:
83
Inner Diameter 1 [mm]:
63
Inner Diameter 2 [mm]:
55
Weight:
0.368 kg
Price From (Excl. VAT)
IDR 82205.47
€ 3.96
Height [mm]:
121
Outer Diameter [mm]:
93
Bypass Valve Opening Pressure [bar]:
1,0
Gasket inside diameter [mm]:
80
Gasket outside diameter [mm]:
88
Weight:
0.670 kg
Price From (Excl. VAT)
IDR 243087.38
€ 11.71
Height [mm]:
80
Outer Diameter [mm]:
76
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 49821.50
€ 2.40
Height [mm]:
123
Outer Diameter 1 [mm]:
93
Inner Diameter 1 [mm]:
87
Inner Diameter 2 [mm]:
80
Weight:
0.528 kg
Price From (Excl. VAT)
IDR 60200.97
€ 2.90
Height [mm]:
92
Outer Diameter [mm]:
82
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 66221.07
€ 3.19
Height [mm]:
74
Diameter 3 [mm]:
57
Diameter 4 [mm]:
63
Outer Diameter [mm]:
76
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 101926.48
€ 4.91
Height [mm]:
105
Outer Diameter [mm]:
36
Inlet Ø [mm]:
8
Outlet Ø [mm]:
8
Weight:
0.020 kg
Price From (Excl. VAT)
IDR 15569.22
€ 0.75
Height [mm]:
88
Weight [kg]:
0,38
Outer Diameter 1 [mm]:
76
Inner Diameter 1 [mm]:
72
Inner Diameter 2 [mm]:
63
Weight:
0.380 kg
Price From (Excl. VAT)
IDR 73071.53
€ 3.52
Height [mm]:
76
Weight [kg]:
0,38
Outer Diameter 1 [mm]:
80
Inner Diameter 1 [mm]:
63
Inner Diameter 2 [mm]:
55
Weight:
0.380 kg
Price From (Excl. VAT)
IDR 74109.48
€ 3.57
Height [mm]:
85
Weight [kg]:
0,46
Outer Diameter 1 [mm]:
93
Inner Diameter 1 [mm]:
71
Inner Diameter 2 [mm]:
62
Weight:
0.460 kg
Price From (Excl. VAT)
IDR 99020.22
€ 4.77
Height [mm]:
87
Weight [kg]:
0,29
Outer Diameter 1 [mm]:
66
Inner Diameter 1 [mm]:
62
Inner Diameter 2 [mm]:
54
Weight:
0.290 kg
Price From (Excl. VAT)
IDR 86564.85
€ 4.17
Height [mm]:
123
Weight [kg]:
0,75
Outer Diameter 1 [mm]:
93
Inner Diameter 1 [mm]:
87
Inner Diameter 2 [mm]:
80
Weight:
0.750 kg
Price From (Excl. VAT)
IDR 187660.97
€ 9.04
Height [mm]:
82
Outer Diameter [mm]:
83
Inner Diameter 1 [mm]:
63
Inner Diameter 2 [mm]:
55
Weight:
0.360 kg
Price From (Excl. VAT)
IDR 76392.96
€ 3.68
Height [mm]:
93
Sealing Ring Diameter [mm]:
63
Housing Diameter [mm]:
76
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 221913.25
€ 10.69
Height [mm]:
83,5
Outer Diameter [mm]:
82
Weight:
0.000 kg
Price From (Excl. VAT)
IDR 52727.75
€ 2.54
Height [mm]:
87
Outer Diameter [mm]:
68
Inner Diameter 1 [mm]:
55
Inner Diameter 2 [mm]:
62
Weight:
0.260 kg
Price From (Excl. VAT)
IDR 46084.88
€ 2.22
Height [mm]:
89
Outer Diameter [mm]:
77
Inner Diameter 1 [mm]:
72
Inner Diameter 2 [mm]:
62
Weight:
0.269 kg
Price From (Excl. VAT)
IDR 57502.31
€ 2.77
Height [mm]:
80
Outer Diameter [mm]:
81
Inner Diameter 1 [mm]:
53
Inner Diameter 2 [mm]:
62
Weight:
0.282 kg
Price From (Excl. VAT)
IDR 54180.88
€ 2.61
The spare part with the original number Z91 GUELDNER – Spark Plug, is intended to replace the factory component of vehicles and is selected by OEM code. Relying on the original number lets you verify compatibility with precision, regardless of the manufacturer or part type - be it brake pads, a filter, a belt, a sensor, or any other component. Choosing by OEM remains the most reliable way to avoid mistakes and ensure the assembly operates correctly after installation. For OEM Z91, there are alternatives from multiple manufacturers. Among the most popular replacements are : This makes it easy to choose a part based on brand, price, and availability. The breadth of options allows you to pick the required quality level - from premium brands to budget-friendly solutions. Each alternative has its own technical characteristics, yet all of them are cross-referenced to the OEM Z91 , guaranteeing compatibility with the original part. A catalog this comprehensive streamlines selection and helps you quickly find the optimal option for your technical requirements, preferred manufacturers, and budget. All information is grounded in OEM matching; therefore, choosing a part by number Z91 GUELDNER – Spark Plug ensures accuracy and reliability in any situation.