Car Engine Parts Online

From air filters to fuel delivery, online engine parts are essential for automotive repairs, maintenance, and even performance upgrades. Whether you’re an experienced mechanic or automotive enthusiast working on your daily driver or restoring a classic, Sixity Auto has you covered. Dive into our catalog below to find the car engine parts you need to keep your vehicle running smoothly.

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  1. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1957 Pontiac Super Chief 5.7L V8
    Special Price $14.27 Regular Price $19.99
  2. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1955-1958 Buick Century 5.3L 6.0L V8
    Special Price $13.98 Regular Price $19.99
  3. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1957-1959 Ford F Series 4.4L 4.8L V8
    Special Price $13.76 Regular Price $19.99
  4. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1966-1968 Pontiac GTO 6.4L 6.6L V8
    Special Price $13.98 Regular Price $19.99
  5. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1961-1967 Pontiac Tempest
    Special Price $11.77 Regular Price $16.99
  6. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1964-1967 Dodge A100 Truck
    Special Price $12.80 Regular Price $17.99
  7. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1954-1957 Oldsmobile 88 5.3L 6.1L V8
    Special Price $13.76 Regular Price $19.99
  8. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1978 Ford Courier 2.3L L4
    Special Price $16.60 Regular Price $23.99
  9. Dorman Ignition Lock Cylinder
    Dorman Ignition Lock Cylinder for 1994-1996 Chevrolet Impala
    Special Price $36.34 Regular Price $51.99
  10. Dorman Ignition Lock Cylinder
    Dorman Ignition Lock Cylinder for 1993-1996 Ford F-250
    Special Price $37.62 Regular Price $53.99
  11. Dorman Ignition Lock Cylinder
    Dorman Ignition Lock Cylinder for 1996-2011 Ford Ranger
    Special Price $57.18 Regular Price $81.99
  12. Wells WVE Ignition Lock Cylinder
    Wells WVE Ignition Lock Cylinder for 2006-2012 Lincoln MKS MKZ Zephyr
    Special Price $62.73 Regular Price $89.99
  13. Gates Engine Crankcase Breather Cap
    Gates 31064 Crankcase Breather Cap
    Special Price $6.51 Regular Price $8.99
  14. Dorman Ignition Lock Cylinder
    Dorman Ignition Lock Cylinder for 2008-2014 Chevrolet Express 3500
    Special Price $82.35 Regular Price $117.99
  15. MotoRad Engine Crankcase Breather Cap
    MotoRad MO64 Crankcase Breather Cap
    Special Price $4.58 Regular Price $6.99
  16. Gates Engine Crankcase Breather Cap
    Gates 31061 Crankcase Breather Cap
    Special Price $6.30 Regular Price $8.99
  17. MotoRad Engine Crankcase Breather Cap
    MotoRad MO135 Crankcase Breather Cap
    Special Price $8.03 Regular Price $10.99
  18. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1966-1967 Dodge Charger
    Special Price $12.80 Regular Price $17.99
  19. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1964-1970 Ford F-250
    Special Price $12.85 Regular Price $17.99
  20. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1967-1968 GMC C25 C2500 Suburban
    Special Price $12.85 Regular Price $17.99
  21. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1964 Ford Falcon Sedan Delivery
    Special Price $12.85 Regular Price $17.99
  22. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1964-1965 Dodge 880
    Special Price $12.85 Regular Price $17.99
  23. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1964-1969 Chrysler Newport
    Special Price $12.85 Regular Price $17.99
  24. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1969-1971 Ford Mustang
    Special Price $12.85 Regular Price $17.99
  25. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1964 Studebaker Cruiser
    Special Price $12.85 Regular Price $17.99
  26. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1964-1967 Dodge D100 Series
    Special Price $12.85 Regular Price $17.99
  27. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1969-1970 Ford Galaxie 500
    Special Price $12.85 Regular Price $17.99
  28. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1961 Pontiac Ventura
    Special Price $12.85 Regular Price $17.99
  29. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1964-1967 Dodge W100 Series
    Special Price $12.85 Regular Price $17.99
  30. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1968-1969 Dodge W100 Pickup
    Special Price $12.85 Regular Price $17.99
  31. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1956 Studebaker Sky Hawk
    Special Price $12.85 Regular Price $17.99
  32. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1968 American Motors American
    Special Price $12.94 Regular Price $17.99
  33. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1959-1966 Ford Galaxie
    Special Price $13.07 Regular Price $18.99
  34. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1955-1958 Studebaker President
    Special Price $13.11 Regular Price $18.99
  35. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1960-1961 Plymouth Suburban
    Special Price $13.11 Regular Price $18.99
  36. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1968-1969 Plymouth Roadrunner
    Special Price $13.11 Regular Price $18.99
  37. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1964-1970 Ford F-100
    Special Price $13.11 Regular Price $18.99
  38. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1968-1969 Dodge W200 Pickup
    Special Price $13.11 Regular Price $18.99
  39. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1968-1969 Dodge Monaco
    Special Price $13.11 Regular Price $18.99
  40. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1967 Chevrolet K20 Suburban
    Special Price $13.11 Regular Price $18.99
  41. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1957-1962 Jeep FC150 2.2L 3.7L L4 L6
    Special Price $13.76 Regular Price $19.99
  42. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1948-1950 Packard Standard Eight 4.7L L8
    Special Price $13.76 Regular Price $19.99
  43. Gates Engine Crankcase Breather Cap
    Gates Crankcase Breather Cap for 1952 Ford F3 3.9L V8
    Special Price $14.05 Regular Price $19.99
  44. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1977-1996 Ford E-350 Econoline Club Wagon
    Special Price $14.26 Regular Price $19.99
  45. MotoRad Engine Crankcase Breather Cap
    MotoRad Crankcase Breather Cap for 1968-1974 Ford Country Squire
    Special Price $14.26 Regular Price $19.99
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High-Quality Engine Parts for Your Motor Vehicle

Sixity Auto works with top brands to build our inventory of OEM-quality engine parts online, ensuring you have access to reliable and cost-effective components. We promise that every part fits as advertised and meets or exceeds expectations. 

We want to make sure that whether you’re performing routine maintenance or making a major repair, you can find the best parts at a fair price. Our focus is always on delivering affordable solutions without compromising the strict tolerances for your vehicle’s longevity. 

Fast, Reliable Shipping

We know that when you order car engine parts, you need them right away. Our network of US warehouses enables us to offer fast, dependable shipping across the US, with 99% of orders shipping within one business day. Many of the items in our catalog also come with free shipping. 

A Reputation You Can Count On

Sixity Auto has been in business for over 20 years and has shipped over 10 million engine parts from our online storefront. Our customers praise our products and timely delivery. If you have any questions about us or our inventory, contact our US-based customer service department. We’re happy to be of service.

Frequently Asked Questions

How fast will your engine parts arrive?

Timing is a top priority. We use our extensive network of warehouses to ensure speedy delivery, with most orders shipping within one business day. That said, the exact delivery time will depend on the parts ordered, your location, and the delivery options selected during checkout.

Are the parts on Sixity Auto comparable to what I’d find in a store?

Absolutely! We stock only top-quality OEM-replacement auto parts that meet or exceed original equipment specifications. The crucial difference between Sixity Auto and the other guys is price. We offer these high-quality parts at prices typically lower than those at your local auto parts store.

Do you offer any discounts for the engine parts sold online?

Yes. We’re proud to offer a 10% discount on everything for military personnel


© 2026 Sixity, Inc. Part of Proximity Group, an American-owned and operated online retailer. All Rights Reserved.