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High quality die-cast aluminium thermostatic sandwich adaptor with ½” NPT ports and an O-ring diameter of 3-1/2”, this adaptor provides external oil lines to allow the addition of an engine oil cooler to most 1963-2007 GM V8 engines. It installs between the stock engine oil filter landing and the oil filter. Stock filter is retained.
- Sandwich adaptor type: C
- Adaptor thread size: 13/16”-16
- Adaptor O-ring size: 3-1/2”
- Adaptor thickness: 2-1/4”
- Adaptor inlet size: 1/2” NPT
- Provides external oil lines for oil coolers without relocating the factory oil filter
- Cast from high quality aluminium
- Maintain factory equivalent oil filter
- GM Type C Sandwich Adaptor with 13/16”-16 thread size, fits most applications
- GM applications with 3-1/2” O-ring/filter diameter
Part Number: DER-25720