Case 450B Crawler Dozer

Description:

The Case 450B Dozer is a dependable, mid-size crawler dozer produced from 1978 to 1983, known for its balance of power, agility, and operator comfort. With a 4-speed power shift transmission and robust Case 207 diesel engine, it remains a go-to for grading, land clearing, and light industrial use.

Serial Number Tip: Located on the left side of the dash. Use serial ranges to verify year (1978: 3067351 → 1983: 3075201).

⚙️ Key Specs:

• Engine: Case 207 diesel, 4-cylinder, 3.4L
• Net Power: 53 hp
• Transmission: 4-speed power shift with torque converter
• Hydraulics: 21 gpm flow, 1,650 psi pressure
• Operating Weight: 11,400 lbs
• Fuel Capacity: 24.5 gallons
• Oil Capacity: 8 quarts
• Blade Width: 8.2 ft (varies with model)
• Years Made: 1978–1983

Commonly Replaced Parts:

Engines & Overhaul Kits:
✅ Case 207 Rebuilt Diesel Engine 
✅ Case 207 Non-Turbo Overhaul Kit 
✅ Crankshaft, Oil Pump, Injection Pump & More

Cooling System:
✅ Modine Radiator 
✅ Young Radiator

Transmission & Final Drive:
✅ Torque Converter Rebuilt 
✅ Flex Plate 
✅ Final Drive 

Hydraulics:
✅ Blade Angle Cylinder 
✅ Tilt Cylinder
✅ Hydraulic Ripper Cylinder 

Undercarriage:
✅ Track Adjuster 
✅ Front Idler Kit 
✅ Recoil Spring 
✅ Sprockets, Yokes, Bull Gears & Seal Kits

Blades & Attachments:
✅ 120", 100", and 88" Blade Faces
✅ Blade Cutting Edge Kits
✅ C-Frame & Mounting Brackets

Common Fixes & Maintenance Tips:

⚠️ Radiator Overheating? Upgrade to a new Modine or Young radiator
⚠️ Track Slack? Check your recoil spring and adjuster
⚠️ Weak Blade Movement? Replace angle or tilt cylinders
⚠️ Slipping Gears? Torque converter and flex plate may need replacement
⚠️ Low Power? Rebuild or upgrade your fuel injection system

Pro Tip: Always confirm part compatibility by checking your serial number, especially on early vs. late 450B models.