Perkins

Cleans the cooling system of rust, scale, and oil residues. Always do this before refilling with new coolant — especially with an older compact tractor with an unknown history.

Stops oil leaks in gearbox and differential without dismantling. An affordable first step before tackling an expensive transmission overhaul.

Stabilizes oil pressure and reduces oil consumption in older diesel engines. An affordable way to keep a high-hour tractor running for years to come.