ARP Rover 3.9L-4.6L V8 with 10 Bolt Heads - Head Stud KitARP Rover 3. 9L 4. 6L V8 with 10 Bolt Heads Head Stud Kit This Part Fits: Year Make Model Submodel 1993 Land Rover Defender 110 Base 1994 1995,1997 Land Rover Defender 90 Base 1997 Land Rover Defender 90 LE 1998 Land Rover Discovery 50th Anniversary Edition 1994 1995 Land Rover Discovery Base 2003 2004 Land Rover Discovery HSE 1998 Land Rover Discovery LE 1997 1998 Land Rover Discovery LSE 2003 2004 Land Rover Discovery S 1996 1997,1999 Land Rover