Magnus Engine Main Bolt Washers for McLaren V8 M838/M840 aFe Power • Supports these major OBD

• Supports these major OBD protocols:

Fitting Size: -10AN

All fittings are black anodized and compatible with all fuel types including E85

(1) -6AN 90 Pushlock Fitting (22906)

• Includes standard under-car dump tube

Magnus Engine Main Bolt Washers for McLaren V8 M838/M840 aFe Power • Supports these major OBDMagnus Motorsports engine main bolt washer set for McLaren V8 engines are designed specifically for the OEM style main bolt configuration, ensuring proper oil sealing while maintaining correct fastener preload. Vehicle Fitment: McLaren 3. 8L & 4. 0L V8 Twin Turbo M838T: 625C, 650S, 675LT, MP4 12C, MSO 688 HS M838TE: 540C, 570S, 570GT, 600LT, 620R M840T: 720S, 750S, 765LT, Senna, Elva, Speedtail, Sabre M840TE: GT, GTS Note: Professional installation