URO 93010739410 Engine Crankcase Breather Hose

Engine Crankcase Breather Hose for Porsche 911

This URO engine crankcase breather hose restores the crankcase ventilation path on 1980-1983 Porsche 911 models. Built from NR/SBR rubber with a molded black profile, it is made to replace a failed OE hose and return proper hydrocarbon vapor control.

• Fits 1980-1983 Porsche 911, from joint piece to engine
• URO part number 93010739410 for direct replacement lookup
• NR/SBR rubber construction resists cracking from heat and oil vapor
• Molded design helps maintain OE-style routing and fitment
• Two hose connectors for the specified crankcase ventilation connection points
• 24-month unlimited mileage warranty

Fitment and Function

Compatible with 1980-1983 Porsche 911 crankcase ventilation systems, this breather hose connects from the joint piece to the engine and helps restore crankcase breather functionality after the original hose fails. The URO 93010739410 is a direct-fit replacement for the specified application and is also referenced as 930 107 394 10 and URO-004336.

This hose is used to address crankcase ventilation leaks and deterioration caused by engine heat and oil vapor exposure. The molded black NR/SBR construction supports OE-style routing on Porsche 911 models while replacing a cracked or split breather hose with a serviceable part.

• Cracked or split crankcase breather hose
• Oil vapor leakage at the ventilation hose
• Loss of proper crankcase ventilation flow
• Hydrocarbon emissions control issues related to hose failure
• Fitment problems on the Porsche 911 from joint piece to engine

Installation Notes

Install on the specified 1980-1983 Porsche 911 application only, following the original hose routing from the joint piece to the engine. Inspect adjoining ventilation components for wear, hardened rubber, or oil contamination before installation so the new hose can seal and function correctly.

Quality Assurance

URO backs this crankcase breather hose with a 24-month unlimited mileage warranty. The replacement is built for guaranteed fitment and uses materials selected to resist cracking and splitting in the crankcase ventilation environment.