World's Largest Aftermarket Motorcycle Parts and Accessories Superstore!


Shop Black Friday Deals
Shop Black Friday Deals

Lower Valve Spring Cup Kit

Select your motorcycle to guarantee fitment! Select A Motorcycle

Lower Valve Spring Cup Kit
Product may vary from photo(s).


The Gold Club is our premier membership program. For most items members receive 10% off every day, plus exclusive sales and benefits just for members. More Info Gold Club Price: $616.49

Free Ground Shipping

J&P Part: 430-386

– Order in the next to ship today


Lower Valve Spring Cup Kit

• Lower valve spring cups for Knucklehead include parkerized 4-piece set of lower covers with oil lines and nuts attached

• For 1936-37 Knucklehead

• With parkerized covers

Product Specs

Sold in Units: Kit

Fast Free Shipping on Orders at $99.99 & Over
Free Tech
120 Day

Select Your Motorcycle

Live Help

Get Help From Our Industry Experts

Call Us 24/7 1-800-318-4823

Help / FAQs