Nissan Datsun D21 Engine

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It's hard not to be impressed by the way your Nissan D21 was built to last. Big and built for anything, sometimes it needs a major repair like a replacement Nissan D21 engine to stay on top of everything you throw at it. Replacement engines from AutoZone correct cracked cylinders and other motor problems, restoring your Nissan's full power and torque.

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  • Part Number: 326C
  • Notes: Long block
    IMPORTANT: See Warranty Information Bulletin. The VIN #is required to ensure that the correct part is shipped. Built from 11/1985. 4 Boss Motor Mount. Block Cast #V52. Left Head Cast #V52, 21V, 85E. Right Head Cast #V52, 21V, 85E. Short Crank Snout, V Shape Oil Pump. Water Pump, Timing Gears Belt & tensioner Installed. Call Surefire at 1-800-790-9094 for customer service, availability and technical assistance. "Expected delivery date does not account for the required special freight shipping. Most deliveries will arrive within 5-7 business days".

  • Part Number: 331F
  • Notes: Long block
    IMPORTANT: See Warranty Information Bulletin. The VIN #is required to ensure that the correct part is shipped. Block Cast #T50, F45, KA24 or none. Crank Cast #86G. In-Line Head Cast #72P. Wide Intake Ports, Distributor in Timing Cover 80mm Across Mount. California emission (Built from 07/1992). Automatic transmission Applications Use OEM Bushing #12330-E3000. Timing Cover & Oil Pump Installed. Call Surefire at 1-800-790-9094 for customer service, availability and technical assistance. Expected delivery date does not account for the required special freight shipping. Most deliveries will arrive within 5-7 business days. **Not Intended For Motor Home Use**

  • Part Number: 336B
  • Notes: Long block
    "Special Order Only. Minimum 90 day delivery time." IMPORTANT: See Warranty Information Bulletin. The VIN #is required to ensure that the correct part is shipped. Built to 08/1989. Block Cast #21V, 85E. Left Head Cast #V52, 21V, 85E. Right Head Cast #V52, 21V, 85E. 25mm outer diameter Crank Snout - 2 Keys. U Shaped Oil Pump. Timing Gears & Tensioner Installed. Call Surefire at 1-800-790-9094 for customer service, availability and technical assistance. Expected delivery date does not account for the required special freight shipping. Most deliveries will arrive within 5-7 business days.

  • Part Number: 336E
  • Notes: Long block
    IMPORTANT: See Warranty Information Bulletin. The VIN #is required to ensure that the correct part is shipped. Block Cast #83G. 25mm Outer Diameter Crank Snout. Left Head Cast #85E. Right Head Cast #85E. 2 keys. U Shaped Oil Pump. Knock Sensor in Valley of Block. Timing Gears Belt and Tensioner Installed. Call Surefire at 1-800-790-9094 for customer service, availability and technical assistance. Expected delivery date does not account for the required special freight shipping. Most deliveries will arrive within 5-7 business days. **Not Intended For Motor Home Use**

  • Part Number: 326B
  • Notes: Long block
    "Special Order Only. Minimum 90 day delivery time." IMPORTANT: See Warranty Information Bulletin. The VIN #is required to ensure that the correct part is shipped. Block Cast #V52. Left Head Cast #V52, 21V, 85E. Right Head Cast #V52, 21V, 85E. Short Crank Snout. 4 Boss Motor Mount. Timing Gears Belt & Tensioner Installed. Call Surefire at 1-800-790-9094 for customer service, availability and technical assistance. Expected delivery date does not account for the required special freight shipping. Most deliveries will arrive within 5-7 business days.

  • Part Number: 331C
  • Notes: Long block
    IMPORTANT: See Warranty Information Bulletin. The VIN #is required to ensure that the correct part is shipped. Block Cast #KA24, T50, F40, F45 or none. Crank Cast #86G. In-Line Head Cast #40F. Narrow Intake Ports, Dist. In Timing Cover. Federal emission (Built to 08/1994). Automatic transmission Applications Use OEM Bushing #12330-E3000. Timing Cover & Oil Pump Installed. Call Surefire at 1-800-790-9094 for customer service, availability and technical assistance. Expected delivery date does not account for the required special freight shipping. Most deliveries will arrive within 5-7 business days. **Not Intended For Motor Home Use**

  • Part Number: 324B
  • Notes: Long block
    IMPORTANT: See Warranty Information Bulletin. The VIN #is required to ensure that the correct part is shipped. Block Cast #Z24, 10W. Crank Cast #30W. In-Line Head Cast #0W, 10W, W04. Left Rear Dipstick. Timing Cover, Oil Pump & Distributor Drive Installed. Call Surefire at 1-800-790-9094 for customer service, availability and technical assistance. "Expected delivery date does not account for the required special freight shipping. Most deliveries will arrive within 5-7 business days".
  •  | Page 1 of 1 |  

When installing D21 replacement engines, remember to check out all the related systems, like the coolant and exhaust. Ensuring that the machinery that supports your engine and keeps it working is in top shape keeps your new motor working well for years to come. If you have questions about the job, rely on trustworthy advice provided by our helpful staff. You can even shop online with AutoZone and score extra savings.

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