Eliminate top-end engine ticking and restore exact valve lash to your diesel engine with this premium Replacement Left Hand Rocker Arm (Part # 4115R506). Engineered specifically for the heavy-duty valvetrains of Perkins industrial engines, this precision-cast rocker arm ensures flawless transfer of camshaft motion to your engine valves for maximum combustion efficiency.

A worn, grooved, or cracked rocker arm will cause severe loss of engine power, excessive valvetrain noise, and can eventually snap, dropping a valve and completely destroying your engine block. Don't pay outrageous $120+ markups at specialty diesel shops or get hit with hidden shipping fees on lightweight engine parts at checkout. Our high-quality replacement rocker arm features hardened contact pads for extreme durability and is an exact-fit replacement for your worn original equipment. We offer FAST, FREE SHIPPING across the USA to get your Perkins engine back to maximum horsepower.

TECHNICAL SPECIFICATIONS & VERIFIED FITMENT:

• Part Number: 4115R506 (Replaces 37371271, 41154181, 4115R306, 4223076M91)

• Component Type: Engine Valvetrain / Left Hand Rocker Arm

• Engine Fitment: Verified compatible with Perkins 1004 (4-Cylinder) and 1006 (6-Cylinder) Series Diesel Engines.

• Equipment Fitment: Widely used in a massive range of agricultural and industrial equipment including Massey Ferguson, Landini, Clark, and Hyster.

Expert Tip: When replacing a damaged rocker arm, it is highly recommended to closely inspect your pushrods for straightness and replace them if necessary. Always adjust your valve lash (clearance) to exact Perkins factory specifications after installing new valvetrain components!