Description Part Name: Hex Flange Head Cap Screw 3991306 Type: Hex flange head cap screw  Part No.: 3991306 Engine Model: Cummins series Color: Black Car Make: Dongfeng truck MOQ: 30PCS Package: Carton   We also provide other main parts:   Part 4BT 4BTA 4BTAA 6BT 6BTA Cylinder Block C3903920 C3903920 C3903920 C3928797 C3928797 Cylinder Head C3966448 C3966448 C3966448 C3966454 C3966454 Crankshaft C3929036 C3929036 C3929036 C3929037 C3929037 Camshaft C3929885 C3929885 C3929885 C3970366 C3970366 Connecting Rod C3942581 C3942581 C3942581 C3942581 C3942581 Turbocharger C4982530 C4982530   C3960404 C3960404 C3960404 C4051241   C4035201 C4035202 Piston C3907163 C3907156   C3907163 C3907156 Piston Ring 3802230 3802230 3802230 3802230 3802230 Piston Pin C4991283 C4991283   C4991283 C4991283 Liner 3904166 3904166 3904166 3904166 3904166 Part 6BTAA 6CT 6CTA 6CTAA 6LTAA Cylinder Block C3928797 C3973493 C3939313 C3939313 C4942138 Cylinder Head C3966454 C3973493 C3973493 C3973493 C4929518 Crankshaft C3929037 C3917320 C3917320 C3917320 C3965010 Camshaft C3970366 C3923478 C3923478 C3923478 C3976620 Connecting Rod C3942581 C3901383 C3901383 C3901383 C4944887 Turbocharger C3971923 C4050236 C4050236 C4050195 C4047354   C4029184       Piston C3926631 C3929161 3925878 3926963 C4987914 Piston Ring 3802230 3802429 3802429 3802429 4955651 Piston Pin C3934047 C3934046 C3934046 C3934046 C3950549 Liner 3904166 C3948095 C3948095 C3948095 C3948095    Application Biogas Power Generation    Natural Gas Power Field Engineering Electric Power Factory Fire-fighting   Payment Term 1.We accept T/T,West Union,Money Gram, Cash. 2.All major Credit cards are accepted through secure payment processor ESCROW. 3:Begin to Ready the goods after receiving the 30% down payment, the balance payment before shipment.    Shipment Term 1. We Ship to Worldwide, except APO/FPO. 2: We cooperate with the lots air line, can send the goods by air with competitive freight. 3: For the urgently or small order, can send by express.    Guarantee 1. Guarantee:365 days after selled. 2. During guarantee,the items share free repairs or replacement. 3. Customer is responsible for the freight come-and-go,and the custom tax. 4. You may consider to send the defective item with a economical way,and we send back the repaired items with your new order together. 5. To save the cost,pls send the item back without packing. 6. Pls provide the defective appearance and related invoice number.    Contact Details: ADD: :YUZHOU DAXUE CHEN,XIKE TWON,TONG AN DISTRICT,XIAMEN CITY,CHINA TEL: :+86-592-7115297 Email: Sales@parts-machining.com Skype: Parts-machining WhatsApp: :+8618965520297 Viber: :+8618965520297 QQ: 1325401356 Wechat:1325401356