Remanufactured Cylinder Head for New Holland 6610S, 6640, 7610S, 7740, TS90 Tractors

Fits Models At A Glance:

• Ford/New Holland Genesis Series (4-Cylinder Diesel): 6610S, 6640, 7610S, 7740, TS90

Key Notes:

• Part Number: HF304
• Engine Type: 4-Cylinder Diesel – Genesis Engine
• Condition: Professionally Remanufactured
• Core Charge: $350.00 refundable core deposit required at time of purchase — return your old cylinder head for full refund
• Important: Casting numbers must be verified and matched before this item can be shipped — please contact us with your casting number prior to ordering
• Application: Cylinder head — houses valves, ports, and combustion chambers; seals the top of the engine block
• Location: Top of engine block, above piston bores
• Note: Remanufactured unit — not a new or aftermarket part

Why Choose Broken Tractor?

• Remanufactured to Exacting Standards – Professionally restored to proper spec for long-term Genesis engine performance
• ✅ Casting Number Matched Before Shipping – We verify fitment before your order ships to ensure you receive the correct head
• ✅ Core Refund Program – Return your old cylinder head and receive your full $350 core deposit back