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77964-08K 3-4 Relay O-Ringed End Plug Kit
InfoVehicle Info Needed
SONNAXPART NUMBER: 852-77964-08K

77964-08K 3-4 Relay O-Ringed End Plug Kit

$3500
ShippingShips on 09/10/2026
Lowest PriceLowest Price Guarantee

3-4 Relay O-Ringed End Plug Kit
  • In GM 4L60-E, 4L65-E and 4L70-E Units, the Hammering Effect of the 3-4 Relay and/or 3-4 Shift Valves can Cause the end Plugs to Wear, Resulting in Loss of 4TH Signal and/or D3 oil

    In GM 4L60-E, 4L65-E and 4L70-E units, the hammering effect of the 3-4 relay and/or 3-4 shift valves can cause the end plugs to wear, resulting in loss of 4th signal and/or D3 oil. Replace the worn OE end plugs with 3-4 relay O-ringed end plug kit 77964-08K to restore hydraulic integrity and prevent loss of critical 4th signal and/or D3 oil. * O-Rings on the end plugs provide a positive seal* Restores hydraulic integrity at the end plug

    Sonnax 77964-08K Includes:

    • End Plugs 5 3 Extra
    • O-Rings 5 3 Extra
    • Part TypeO-Ringed End Plug Kit
    BrandSONNAX
    Part CategoryReplacement Parts
    Part FitmentDirect Fit
    Vendor Part Number77964-08K
    Package Qty1
    Package TypeEA
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