138-4613 – Cap-Oil Filter (2PX) – Genuine Toro OEM Part The Toro 138-4613 Oil Filter Cap (2PX) is a genuine Toro OEM engine component designed to securely retain the oil filter in place while ensuring proper oil sealing and circulation within the engine lubrication system. This cap helps maintain correct oil pressure and protects the oil filter from movement or leakage during engine operation. Manufactured to Toro original equipment specifications, the 138-4613 oil filter cap is built from durable materials to withstand engine heat, vibration, and repeated service intervals, ensuring long-term reliability. Product Details Manufacturer Part Number: 138-4613 Brand: Toro Part Name: Cap – Oil Filter Series / Code: 2PX Part Type: Engine lubrication system component OEM Status: Genuine Toro OEM Condition: New Key Features Secures oil filter in correct position Helps maintain proper oil sealing and pressure Durable construction for high-temperature engine environments Designed to resist vibration and loosening Direct-fit OEM replacement with no modification required Compatibility The Toro 138-4613 Oil Filter Cap is used on select Toro lawn mowers and turf equipment equipped with engines that utilize a cap-style oil filter housing, commonly found in mower and power equipment lubrication systems. Typical applications include: Toro mower engine oil filter assemblies Lawn and turf equipment lubrication systems Equipment using 2PX-series oil filter components Memory checked – information not found, using general knowledge.