TRANMISSION OIL COOLER 21PLATE HYDRA-COOL (PART #678)


The Hydra-Cool® transmission oil cooler is an effective & economical way to keep the transmission at its optimum operating temperature. High efficiency turbulators in each tube direct the fluid for superior heat transfer. Hydra-Cool's® unique plate & fin design allows for effective cooling, yet requires 33% less space. The Hydra-Cool's® compact design is perfect for applications where available mounting space is limited.

  • 100% pressure tested at 150psi for quality assurance
  • 33% more efficient than a comparable tube and fin design
  • Pre-drilled mounting plates for easy installation
  • Internal turbulation for efficient heat transfer
  • 3/8” (9 mm) push-on fittings for quick and easy installation

SPECIFICATIONS

 

Overall Size

Core Size

 
Part # Thickness mm Width mm Height mm Width mm Height mm Inlet/Outlet Size Hose Size Number of Plates Heat Transfer Rate (BTU/HR)

623

20

281

229

247

200

3/8” (9 mm)

3/8” (9 mm)

1.4 Meters

23

13,937

676

20

281

141

281

112

3/8” (9 mm)

12

11,987

677

20

281

180

281

152

3/8” (9 mm)

17

13,394

678/698

20

281

213

281

184

3/8” (9 mm)

21

13,934

679 / 691

20

281

300

281

265

3/8” (9 mm)

30

15,710

690

3/8” to 5/16” Adaptor Kit for GM transmissions (sold separately)


COMPONENTS

  • Cooler Core x 1
  • 3/8" Hose x 1
  • Hose Clamps x 4
  • Quick Fit Kit Nylon Ties x 4
  • Detailed Instructions
SKU KS0087
Brand DAVIES CRAIG
Shipping Weight 1.0000kg
Shipping Width 0.300m
Shipping Height 0.060m
Shipping Length 0.300m
Shipping Cubic 0.005400000m3
Unit Of Measure ea

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