Available on tracks or as a wheeled unit, the Terex® Finlay 663 combines the functions of scalping, screening and
stockpiling into the one integrated mobile unit. Applications are wide-ranging but the Terex® Finlay 663 is equally
impressive screening sand and gravel, topsoil or crushed stone. Standard features include a variable speed
beltfeeder, remote tipping reject grid, 3.05m x 1.25m (10’ x 4’) screenbox, hydraulic screen angle adjustment,
hydraulic screen tensioning of bottom deck mesh and three on-board stockpiling conveyors. Options include
double deck vibrating grid and quick wedge tensioning for top deck mesh.
  • Deutz air-cooled engine (71Hp/53kw) Quick Wedge tensioning top deck

  • 800mm (32’’) wide variable speed belt feeder Top deck mesh

  • 5.8m³ (7.6 cu. yard) hopper Bottom deck mesh/speedharp

  • 100mm Remote control hydraulic tipping reject grid 3.2m (10’6") No grid but hopper deadplate fitted

  • 3.05m x 1.25m (10’ x 4’) top deck screen and 2.35m x 1.25m (8’ x 4’) bottom deck screen
Terex® Finlay 663
Net Engine Power:
No. Stockpilers:
Transport Weight:
Tier 4i / Stage IIIA:
19,280 kgs
Deutz D914 53kW (71hp)No.
(42,505 lbs)
Tier 4F / Stage IV:
Caterpillar C7.1 151kW (202.5hp)