Anzugsdrehmomente

 

STITT Spark Plug Company strongly recommends that only a balance-beam style torque wrench be used to achieve these torque values.

Standard Torque Values For Cast Iron Cylinder Heads

(In compliance with SAE Standard For Spark Plugs J548d)

Spark Plug Thread Size Required Installation Torque
14mm x 1.25mm(FS-14 External Seat Gasket) 26 - 30 ft. lbs.35 - 40 Newton Meters
18mm x 1.5mm(FS-18 External Seat Gasket) 32- 38 ft. lbs.43 - 53 Newton Meters
7/8" - 18(FS-78 External Seat Gasket) 50 - 60 ft. lbs.68 - 81 Newton Meters

Standard Torque Values For Aluminum Cylinder Heads

(In compliance with SAE Standard For Spark Plugs J548d)

Spark Plug Thread Size Required Installation Torque
14mm x 1.25mm(FS-14 External Seat Gasket) 15 - 22 ft. lbs.20 - 30 Newton Meters
18mm x 1.5mm(FS-18 External Seat Gasket) 28- 34 ft. lbs.38 - 46 Newton Meters

Conical/Taper Seat Torque Values For Cast Iron Cylinder Heads

(In compliance with SAE Standard For Spark Plugs J548d)

Spark Plug Thread Size Required Installation Torque
14mm x 1.25mm 7- 15 ft. lbs.9 - 20 Newton Meters
18mm x 1.5mm 15- 20 ft. lbs.20 - 27 Newton Meters

Conical/Taper Seat Torque Values For Aluminum Cylinder Heads

(In compliance with SAE Standard For Spark Plugs J548d)

Spark Plug Thread Size Required Installation Torque
14mm x 1.25mm 7- 15 ft. lbs.9 - 20 Newton Meters
18mm x 1.5mm 15- 20 ft. lbs.20 - 27 Newton Meters