Hard-to-Find, Problem Solving Engine Parts. In Stock. Right Now.

EQ is dedicated to providing innovative, high-quality products, with the utmost in performance and reliability. Whether you are a professional, an enthusiast or a retailer, we work to exceed all your expectations – at the most competitive prices.

Much of the EQ product line was developed in response to specific requests for help. Our parts are not “commodities” – they were developed to solve problems encountered every day by engine builders.

• Thousands of SKUs – including many that nobody else has
• New, remanufactured and reclaimed engine partsEQ_button.png
• Largest selection of timing covers
• Access to 150,000 A&A Midwest engine, transmission and internal part cores 

"Partners to the Professional"

EQ is more than just a supplier, we offer unparalleled engine expertise. We know heads, crankshafts and all internal engine parts. We've identify areas that can be improved from the OE and make our products better. We can help consolidate applications. And we know when you should install a new part, and when a reclaimed or remanufactured part is best.

Our sister company, A&A Midwest Cores, is one the industry’s premier suppliers of cores and internal engine part cores. Working with them gives us deep knowledge of the core side of the business – which helps us problem-solve and advise you on what will work best for you.

Our Product Offerings

  • Block adapters
  • Block-off- plate & gaskets
  • Breather grommets
  • Camshaft eccentrics, bolts & washers
  • Camshaft & plates, button & springs
  • Carburetor adaptors
  • Conversion jigs
  • Crankshafts
  • Cylinder heads
  • Cylinder head adapters
  • Dipstick tube adapters
  • Dowel pins
  • Engine pre-luber
  • Exhaust manifolds
  • Harmonic balancers
  • Head bolt sets & washers
  • Jet valve elimination kits
  • Oil pans
  • Timing covers
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