Chamberlain C670

The Chamberlain C670 is a tractor produced by Chamberlain. It is equipped with a 306 ci 5.0 L engine. The listed engine power is Diesel (listed): 70 hp / 52.2 kW. Transmission: 9 forward and 3 reverse. Operating weight: 7200 to 7425 pounds.

Engine Power

Diesel (listed): 70 hp / 52.2 kW

Fuel & Capacities

36 gal 136.3 L

Transmission

9 forward and 3 reverse

Operating Weight

7200 to 7425 pounds

Overview

	1970 - 1975 Champion SeriesStandard-tread tractor Champion Series Standard-tread tractor

Production
Manufacturer	Chamberlain
Standard-tread tractor
Built in Welshpool, Australia

Variants
C670D	drawbar only
C670L	three-point hitch

Chamberlain C670 Engine
Perkins 5.0L 6-cyl diesel
Engine details ...

Chamberlain C670 Transmission
9-speed gear
Transmission details ...

Chamberlain C670 Power
Engine	70 hp 52.2 kW
Drawbar (claimed)	57 hp 42.5 kW
PTO (claimed)	68 hp 50.7 kW

Mechanical
Two-wheel drive
Steering	manual
Steering	power OptOptional
Disc brakes
Open operator station. Cab optional.

Capacity
Fuel	36 gal 136.3 L
Hydraulic system	3 gal 11.4 L

Hydraulics
Type	open center
Capacity	3 gal 11.4 L
Pressure	1900 psi 131.0 bar
Pump flow	14 gpm 53.0 lpm

Tractor hitch
Rear Type	II OptOptional

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540 (1.375)
Engine RPM	540@1600

Dimensions & Tires
Wheelbase	89.1 inches 226 cm
Weight	7200 to 7425 pounds
Front tire	9.00-16
Rear tire	18.4-30
Full dimensions and tires ...

References

C670 published by Chamberlain

Engine

Engine Detail — 306 ci / 5.0 L Diesel

Manufacturer	Perkins 6.306
Fuel Type	Diesel
Configuration	6-cylinder, liquid-cooled
Displacement	306 ci 5.0 L
Bore/Stroke	3.60x5.00 inches 91 x 127 mm
Power	70 hp 52.2 kW
Fuel system	direct injection
Air cleaner	dry
Pre-heating	thermostart
Rated RPM	2000
Torque	212 lb-ft 287.5 Nm
Torque RPM	1000
Starter	electric
Starter volts	12

Transmission

Transmission — 9 forward and 3 reverse gear

Type	gear
Gears	9 forward and 3 reverse
Three gears (1-3), plus reverse (R) in three ranges (low, intermediate, high).
With 18.4x30 rear tires.

Dimensions

Chamberlain C670 Tires
Ag front	9.00-16
Ag rear	18.4-30

Dimensions
Wheelbase	89.1 inches 226 cm
Length	151 inches 383 cm
Width	84.6 inches 214 cm
Height (steering wheel)	72.4 inches 183 cm
Front tread	60.3 inches 153 cm
Rear tread	66 inches 167 cm

Chamberlain C670 Weight
Shipping	7200 lbs 3265 kg
Operating	7425 lbs 3367 kg
Ballasted	9785 lbs 4438 kg

Photos

Chamberlain C670

Recommended Implements & Sizing Guide

Engineering recommendations for Chamberlain C670 based on its 70 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	3 to 4 Bottom (16")3 - 4 铧 (40 cm)	Heavy Duty	Suitable for medium loam and stubble turnover.
Rotary Cutter / MowerMowing & Clearing	7 to 8 ft (84-96 in)2.1 - 2.4 m	Heavy Duty	Heavy-duty twin spindle cutter for overgrown acreage.
Rotary TillerSeedbed Prep	78 to 84 in200 - 215 cm	Heavy Duty	Heavy commercial tiller with multi-speed gearbox.
Disc HarrowSecondary Tillage	7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙	Medium Duty	Field leveling and clod breaking behind plows.
Hay BalerHay & Forage	4x4 to 4x5 Round Baler1.2x1.5 m 紧凑圆捆机	Heavy Duty	Silage and dry hay; 540 RPM PTO with slip-clutch.

Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Chamberlain C670.

Estimated Continuous Field Runtime: 9.9 hrs

Approximately 9.9 hours of continuous field operation at ~75% rated power on a full tank (36 gal / 136.3 L).

Estimated 75% Load Fuel Burn~3.6 gal/hr (13.8 L/hr)

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)

Standard Spec: API CK-4 / CJ-4 Heavy Duty

Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)

Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)

Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix

Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze

Service Interval: 2 Years / 1500 Hours