Injector O-Ring Kits

Kit includes 4 O-rings, 4 top cushions, 4 x 14mm square-section lower seals. Suits most Nissan 4-cylinder engines and some Mazda top-feed injectors too. Not for side-feed injectors unless adapter buckets are already fitted.

INJSK4CYL11N

Kit includes 4 O-rings, 4 top cushions, and 4 x 16mm lower seals. Not suitable for direct-injection engines; add filter baskets separately if needed. For Nissan RB engines, use the 4 x 11mm Nissan-specific seal kit instead.

INJSK4CYL11

Injector Seal Kit for 6 x 11mm Injectors - Nissan RB Engines Kit includes: 6 x 11mm O-Ring 6 x 11mm Top Cushion 6 x 14mm Lower Square Section Seal This kit would suit most 11mm Injectors fitted to Nissan RB model engines and some Mazda models. Not suitable for side feed or direct injected engines. F…

INJSK6CYL11N

Kit includes 6 O-rings, 6 top cushions, and 6 x 16mm lower seals. Not suitable for direct-injection engines; add filter baskets separately if needed. For Nissan RB engines, use the 4 x 11mm Nissan-specific seal kit instead.

INJSK6CYL11