Oil Filter By-pass adapters

Many installations, particularly oil cooler installations, require the oil filter to be relocated. Earl's has bypass Adapters for most spin–on and many bolt–on applications. Oil Filter By–Pass Adapter 0.75 in. – 16 Thread Size .5 in. NPT Female Cast Most Ford, Chrysler, Toyota, Nissan & V–W vehicles with spin–on filter. All ports are 1/2" NPT Female unless otherwise noted.

       
Part No Thread Port Size O-Ring O.D O-Ring Cross Section
1177 3/4-16 1/2NPT 2-3/4"(69.2mm) .139
Typical Applications - Most Ford, Chrysler, Toyota, Nissan & V–W vehicles with spin–on filter.


       
Part No Thread Port Size O-Ring O.D O-Ring Cross Section
1178 3/4-16 1/2NPT 2-3/4"(69.2mm) .139
Typical Applications - Most Ford, Chrysler, Toyota, Nissan & V–W vehicles with spin–on filter.


       
Part No Thread Port Size O-Ring O.D O-Ring Cross Section
1277 13/16-16 1/2NPT 2-3/4" & 3-3/8"
(inner 69.2mm)(outer85mm)
.139
Typical Applications - Most General Motors and American Motors vehicles with spin–on filter.


     
Part No Thread Port Size  
1377 1/4-20 & 5/16-18 Bolts 1/2NPT Bolt On (Chevy)
Chevrolet V8 without spin-on filter. (includes both bolt sizes and supercedes 1477)


       
Part No Thread Port Size O-Ring O.D O-Ring Cross Section
1577 18mm x 1.5 1/2NPT 2-3/4" inner 69.2mm .139
Chevrolet V8 without spin-on filter. (includes both bolt sizes and supercedes 1477)


       
Part No Thread Port Size O-Ring O.D O-Ring Cross Section
1578 18mm x 1.5 1/2NPT 2-3/4" inner 69.2mm .139
Chevrolet V8 without spin-on filter. (includes both bolt sizes and supercedes 1477)

   
Part No Thread Port Size
1677 Bolt-On(VW) 3/8NPT
Typical Applications - VW Type 1 and 2 3/ 8 NPT Ports

   
Part No Thread Port Size
1777 Bolt-On(VW) 1/8 NPT
Typical Applications - VW Type 1 and 2 3/ 8 NPT Ports

       
Part No Thread Port Size O-Ring O.D O-Ring Cross Section
1877 22mm x 1.5 1/2NPT 2-3/4" inner 69.2mm .139
Typical Applications - Many Honda and Acura vehicles. Some Ford

       
Part No Thread Port Size O-Ring O.D O-Ring Cross Section
1977 20mm x 1.5 1/2NPT 2-3/4" inner 69.2mm .139
Typical Applications - Many Honda and Acura vehicles. Some Ford

 

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