L20B U67 Rebuilt Long Block Engine

Datsun L20B U67 Rebuilt Long Block Engine Motor Stock Cam Head 510 521 610 620


  1. Complete disassemble, Inspection and Pressure test
  2. Re-Surface all 3 sides, Intake Gasket Side, Head Gasket Side and Valve Cover Gasket Side
  3. 3 Angle Valve Job
  4. Reconditioned Rocker Arms
  5. Cleaned, and Installed STOCK Springs, Retainers and Lash Pads
  6. Full Set of new Valve Seals
  7. Stock Camshaft polished.
  8. All threads cleaned and repaired as needed
  9. Full Reassembly and Valve adjustment
  10. 30 parts day warranty



  1. Pressure Test
  2. Hot Tank Cleaning
  3. Threads Cleaned and Repaired as needed
  4. New Oversized .20 Flat ITM Pistons and Rings
  5. Re-bore Cylinder Walls with Specific Cross Hatch Cut
  6. New Freeze Plugs
  7. New High Temp Paint
  8. New Under-sized ACL Bearings
  9. Micro Knife Edged and Polished Crankshaft
  10. Inspected, Cleaned, and Check Rods
  11. Professionally Reassembled with new Rear Main Seal Engine is machined, built and warranted by a shop in Riverside California.
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Why use us?

California Datsun is a professional licensed Datsun Restoration Business. Our parts are backed with a 100% money back satisfaction guarantee. All we sell are quality new and restored parts that are sure to fit your special application. Our goal is customer loyalty and we want your return business. Our feedback rating is one of the best and our website is listed with several customer reviews.


Each engine is made to order, from stock to fully custom race engines. Got questions, call us direct and we can help build the right engine for you!

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