Technical Values

TIGHTENING TORQUE SPECIFICATION

Location	Des...	Type	Basic val...
Main bearing screw for crankcase: Step 1	M10 x 195 (12.9) with sealing washer	Initial tightening	5 N.m (3.7 ft lb.)
Main bearing screw for crankcase: Step 2	M10 x 195 (12.9) with sealing washer	Initial tightening	15 N.m (11.1 ft lb.)
Main crankcase bearing screw: Step 3	M10 x 195 (12.9) with sealing washer - wait 3 minutes after tightening	Initial tightening	50 N.m (36.9 ft lb.)
Main crankcase bearing screw: Step 4		Loosen	360°
Main crankcase bearing screw: Step 5	M10 x 195 (12.9) with sealing washer	Initial tightening	5 N.m (3.7 ft lb.)
Main crankcase bearing screw: Step 6	M10 x 195 (12.9) with sealing washer	Tightening torque	15 N.m (11.1 ft lb.)
Main bearing screw for crankcase: Step 7	M10 x 195 (12.9) with sealing washer - set threshold torque of 15 N.m (11 ft lb.)	Torque angle	75°
Main bearing screw for crankcase: Step 8	M10 x 195 (12.9) with sealing washer	Final tightening	75°
Screws securing supporting mount	Replace following removal	Initial tightening	3 N.m (2.2 ft lb.)
Screws securing supporting mount	Replace following removal	Final tightening	70°
Screw securing supporting mount	Replace following removal	Tightening torque	33 N.m (24.3 ft lb.)
Screws on crankcase exterior		Tightening torque	13 N.m (9.6 ft lb.)
Screws on crankcase exterior		Tightening torque	33 N.m (24.3 ft lb.)
Bearing pins for tensioning rail for oil pump timing chain	Item 2	Tightening torque	10 N.m (7.5 ft lb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Tensioning rail for oil pump timing chain
Bearing pins for guide rail/tensioning rail for cylinder bank 1	Item 3 and 4	Tightening torque	10 N.m (7.5 ft lb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Tensioning rail and guide rail
Bearing pins for guide rail/tensioning rail for cylinder bank 2	Item 3, 4 and 5	Tightening torque	10 N.m (7.5 ft lb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Tensioning rail and guide rail for cylinders 4-6
Screws on oil filter housing	Item 2 and 3	Tightening torque	13 N.m (9.5 ft lb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Oil filter housing
Screws securing oil filler neck to cylinder block	M6	Tightening torque	13 N.m (9.5 ft lb.)
Screws for oil windage tray	Item 2	Tightening torque	13 N.m (9.5 ft lb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Oil windage tray
Screws securing chain tensioner oil line	Item 2	Tightening torque	10 N.m (7.5 ft lb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Oil line for cylinder head 4-6
Screw securing oil filler pipe to holder	Item 3	Tightening torque	13 N.m (9.5 ft lb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Oil filler neck
Spacer bolt	Hexagon bolt, M10 x 30	Tightening torque	60 N.m (44 ft lb.)
Screw securing starter to cylinder block	External Torx, M10 x 35	Tightening torque	45 N.m (33 ft lb.)
Screw securing tank vent line holder to cylinder head cover		Tightening torque	10 N.m (7.5 ft lb.)
Union nuts securing fuel lines to high-pressure pump	M14 x 1.5 - coat thread and cone with Microgleit DF977S (Part No. 000.043.209.35)	Initial tightening	8 N.m (5.9 ft lb.)
Union nuts securing fuel lines to high-pressure pump	M14 x 1.5 - coat thread and cone with Microgleit DF977S (Part No. 000.043.209.35)	Final tightening torque angle	+ 50°
Screw on line bracket		Tightening torque	13 N.m (9.6 ft lb.)
Union nut securing engine fuel line (low-pressure line)	M14 x 1.5 - coat thread and cone with Microgleit DF977S (Part No. 000.043.209.35)	Initial tightening	8 N.m (5.9 ft lb.)
Union nut securing engine fuel line (low-pressure line)	M14 x 1.5 - coat thread and cone with Microgleit DF977S (Part No. 000.043.209.35)	Final tightening torque angle	50°
Screw on line bracket		Tightening torque	13 N.m (9.6 ft lb.)
Screws securing coolant pump at the bottom to bracket	External Torx, M8 x 25	Tightening torque	33 N.m (24 ft lb.)
Screws for coolant guide		Tightening torque	13 N.m (9.5 ft lb.)
Screws securing oil cooling collection pipe to cylinder head	Item 9	Tightening torque	13 N.m (9.5 ft lb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Collection pipe for transmission cooling
Screw securing support for cooling water tube to transport shackle	Item 8	Tightening torque	10 N.m (7.5 ft lb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Collection pipe for transmission cooling
Screws securing coolant pipe to crankcase	Item 4	Tightening torque	10 N.m (7.5 ft lb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Coolant intake pipe and coolant return pipe
Screws for vacuum line holder		Tightening torque	10 N.m (7.5 ft lb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Vacuum line