Ford F53 Spark Plug Replacement

Gap 0.054in; Plug Type RS9YC

Gap 0.044in OE Type ; Plug Type RV12YC

Gap 0.044in OE Type ; Plug Type RV15YC4

Gap 0.054in; Plug Type RS10PYC

Gap 0.044in; Plug Type RV17PMC4

Gap 0.044in; Plug Type RV17PMP4

with OE Brown Coil Boots Cam Cover Date After 10/9/2007 Match to Original with 12mm Diameter Threads Below Seat Gap 0.044in OE Type ; Plug Type RET9ZPMPB

Gap 0.054in; Plug Type RS10PYP

Gap 0.054in; Plug Type RS8WYPB5

with OE Brown Coil Boots Cam Cover Date After 10/9/2007 Match to Original with 12mm Diameter Threads Below Seat Gap 0.044in ; Plug Type RET8ZWYPB

Gap 0.044in OE Type ; Plug Type 7989 Enhanced over OE Design; One-piece shell; Uses standard 5/8in hex plug socket

Production: 10/09/2007-, w/ Brown Coil Boots

Production: 10/09/2007-, w/ Brown Coil Boots

Production: -12/01/2007, w/ Black Coil Boots

Single; Plug Type 6IR4Y; [Available While Supplies Last];0.035 in. Plug Gap Available While Supplies Last

Single; Plug Type 6IR5Y; [Available While Supplies Last];0.035 in. Plug Gap