Engine Mechanical Specifications (L37)

Cylinder Head Height - Deck to Camshaft Centerline Bore 136.00 mm (5.3543 in)
Surface Flatness - Block Deck 0.050 mm (0.0020 in)
Surface Flatness - Exhaust Manifold Deck 0.220 mm (0.0087 in)
Surface Flatness - Intake Manifold Deck 0.220 mm (0.0087 in)

Camshaft Bearing Cap Bolt

Intake Camshaft

Camshaft Installation - Left Intake:

Left Side

Camshaft Installation - Right Intake:

Right Side

First Pass 5 N.m (44 lb in)
Final Pass +30 degrees

Exhaust Camshaft

Camshaft Installation - Right Exhaust:

Right Side

Camshaft Installation - Left Exhaust:

Left Side

First Pass 5 N.m (44 lb in)
Final Pass +30 degrees

Camshaft Sprocket Bolt 120 N.m (89 lb ft)





Cylinder Head Bolt

Cylinder Head Bolt (M11)

Install 10 NEW M11 cylinder head bolts until snug.

First Pass 30 N.m (22 lb ft)
Second Pass +60 degrees
Third Pass +60 degrees
Final Pass +60 degrees/180 degrees Total

Cylinder Head Bolt (M6) 12 N.m (106 lb in)

Exhaust Manifold
Bolt 25 N.m (18 lb ft)
Nut 25 N.m (18 lb ft)





Intake Manifold Bolt 10 N.m (89 lb in)