STC1427 Piston Ring Set – One Piston V8 4.0/4.6

Refresh compression and oil control the right way with this Piston Ring Set (Part No. STC1427) for one piston. Ideal for rebuilds or fixing oil consumption, the set includes compression rings and an oil control ring pack engineered to OEM-style specs for a precise seal, clean burn, and long service life. Always verify engine spec, bore size, and end gaps; a light hone is recommended during installation.

Fits:

• Discovery I (V8, 1994–1999)

• Discovery Series II (V8, 1999–2004)

• Range Rover P38 (4.0/4.6, 1995–2002)

• Defender 4.0 V8

Quantity: Rings for one (1) piston. Order the number required for your engine build.

FAQ

How many pistons does this kit cover?
This set services one piston. Order multiple sets to complete all cylinders.

Does this include the piston or wrist pin?
No—rings only (compression + oil control pack).

Do I need to machine the cylinders?
Measure the bore and set ring end gaps to spec. A light deglaze/hone is recommended for proper ring seating.

Part Number: STC1427

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