Sonnax 144740-03K O-Ringed End Plug Kit 6F35 (Gen. 1), 6F35 (Gen. 2) tools Combine with Sonnax line pressure

Combine with Sonnax line pressure booster kit RFE-LB1 for even higher levels of performance

* Lube problems

Planetary wear

4L70-E Transmission

Sonnax 144740-03K O-Ringed End Plug Kit 6F35 (Gen. 1), 6F35 (Gen. 2) tools Combine with Sonnax line pressureBrand: Sonnax MPN: 144740 03K FitmentType: Replacement 6F35 (Gen. 1), 6F35 (Gen. 2) O Ringed End Plug Kit Part No. 144740 03K OE end plugs are designed to prevent critical pressure loss by capping the bore, while also functioning as a spring or valve stop. Repetitive spring motion, valve impact and fluid pressure variations cause wear between the end plug and bore mating surface, allowing vital pressure to escape the circuit. Ford 6F35 Gen. 1 and Gen.