Magnus Ductile Iron Engine Sleeves for McLaren 4.0L V8 STMREVAMP where a more aggressive braking

where a more aggressive braking response is desired

20-1000-0685 6AN ORB Swivel Banjo to 8

D-PO-20 Carrera / 911 (992) 2WD for Cabriolet 2019+

This results in exceptional stiffness and strength

(1) Valve Stem

Magnus Ductile Iron Engine Sleeves for McLaren 4.0L V8 STMREVAMP where a more aggressive brakingMagnus Motorsports McLaren 4. 0L ductile iron engine sleeves help resist deformation under high boost and high combustion loads. Sold as a full set of 8 sleeves. 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 4. 0L Replacement: These sleeves are a drop in upgrade for the 4. 0L M840T and