Versions of securing bolts for injection pump sprocket

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Fig 1: Identifying Securing Bolts For Injection Pump Sprocket

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Version - A - : Bolts with clearance cut on thread shaft and point - arrows -.

Part No. of injection pump sprocket: 038 130 111 A

Tightening torque for securing bolts: 20 Nm plus an additional ¹ / ₄ turn (90 ° )
Replace securing bolts

NOTE:

Bolt - A - is designed as a screw with reduced shank and must always be replaced.

Fig 2: Identifying Securing Bolts For Injection Pump Sprocket

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Version - B - : Securing bolts without clearance cut on thread shaft and point.

Part No. of injection pump sprocket: 038 130 111 B

Tightening torque for securing bolts: 25 Nm
Securing bolts are not to be replaced