Easily install instant oil pressure in Harley Shovel engines. Replace your stock Harley Shovel oil pressure relief valve spring with the SP-1.
Factory spec oil pressure in your Harley Shovel engines. Replaces the stock Harley Shovel oil pressure relief spring. Easy installation!
Precise adjustable oil pressure for Harley Shovel engines. Replaces the stock Harley Shovel oil pressure relief cap & oil pressure relief spring.
The Harley Shovel oil pressure gauge! Tough, beautiful & accurate. This Stainless bodied 1 1/2" liquid filled oil pressure gauge works on all Harley Shovel engines!
The cure for Harley Shovel engines that are wet sumping! E.R.T. Products has the parts & details on how to fix this dangerous yet simple problem once and for all. Details for other Harley Shovel oil pressure problems.
Click on each picture for installation details and more info on E.R.T. Products for Shovels
Since 1990, we've specialized in increasing Harley Shovel oil pressure. Harley Shovel engines benefit greatly by using our products! Both products cure noisy lifters and gain horsepower! Improve performance and quiet your engine at the same time.
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