List of external bolts, nuts and washes needed for assembly of the Lotus 907 engine as used in the Jensen-Healey.
Engine Number 2760 to 4109
Rocker Cover: 12 x M6 x 65mm Long Bolt. 12 x M6 Plain Washer*
Rear Cam Covers: 4 x M6 x 20mm Long Setscrew. 4 x M6 Plain Washer. 4 x M6 Spring Washer
Sump to Lower Bearing Housing: 10 x M6 x 25mm Long Setscrew. 4 x M6 x 40mm Long Bolt. 10 x M6 Nyloc Nut. 24 x M6 Plain Washer
Lower Bearing Housing to Block: 10 x M8 Full Nut. 10 x M8 Plain Washer
Engine mount Bracket to Block: 6 x M8 x 25mm Long Setscrew. 6 x M8 Spring Washer
Water Pump to Block: 1 x M6 x 65mm Long Bolt. 4 x M6 x 25mm Long Setscrew. 5 x M6 Plain Washer Front Crank Shaft Cover to Block: 7 x M6 x 25mm Long Setscrew. 7 x M6 Plain Washer
Thermostat Housing to Water Pump: 2 x M8 x 25mm Long Setscrew. 2 x M8 Spring Washer. 2 x M8 Plain Washer Oil Gallery Cover to Block: 2 x M8 x 40mm Long Bolt. 2 x M8 x 25mm Long Setscrew. 4 x M8 Plain Washer
Oil Pump Housing to Block: 1 x M8 x 90mm Long Bolt. 2 x M8 x 60mm Long Bolt. 3 x M8 x 40mm Long Bolt. 3 x M8 x 25mm Long Setscrew. 9 x M8 Plain Washer
Oil Pump to Housing: 6 x M6 x 30mm Long Bolt. 6 x M6 Plain Washer
Distributor Clamp: 1 x M6 Plain Washer. 1 x M6 Nyloc Nut
Alternator Pivot Bolt: 1 x M8 x 120mm Long Bolt. 2 x M8 Plain Washer. 1 x M8 Spring Washer. 1 x M8 Nyloc Nut
Alternator Adjustment: 1 x M8 x 25mm Long Setscrew. 2 x M8 Plain Washer. 1 x M8 Spring Washer. 1 x M8 Full Nut. 1 x M10 Nyloc Nut. 1 x M10 Plain Washer
Inlet Manifold to Block: 11 x M8 Nyloc Nut. 11 x M8 Plain Washer
Starter Motor to Engine: 2 x M10 x 50mm Long Bolt. 2 x M10 Spring Washer
Idler Pulley: 1 x M10 Nyloc Nut. 1 x M10 Plain Washer
Cam Belt Cover: 3 x M5 x 12mm Long Setscrew. 1 x M8 Nyloc Nut. 2 x M6 Nyloc Nut. 1 x M8 Plain Washer. 2 x M6 Plain Washer. 3 x M5 Plain Washer
Engine Steady Damper: 2 x M10 x 45mm Long Bolt. 2 x M10 Plain Washer. 2 x M10 Nyloc Nut
Engine Number 4110 & Above.
Rocker Cover: 12 x M6 x 65mm Long Bolt. 12 x M6 Plain Washer*
Rear Cam Covers: 4 x M6 x 20mm Long Setscrew. 4 x M6 Plain Washer. 4 x M6 Spring Washer
Sump to Lower Bearing Housing: 10 x M6 x 25mm Long Setscrew. 4 x M6 x 40mm Long Bolt. 10 x M6 Nyloc Nut. 24 x M6 Plain Washer
Lower Bearing Housing to Block: 10 x M8 Full Nut. 10 x M8 Plain Washer
Engine mount Bracket to Block: 6 x M8 x 25mm Long Setscrew. 6 x M8 Spring Washer
Water Pump to Block: 1 x M6 x 65mm Long Bolt. 4 x M6 x 25mm Long Setscrew. 5 x M6 Plain Washer Front Crank Shaft Cover to Block: 7 x M6 x 25mm Long Setscrew. 7 x M6 Plain Washer
Thermostat Housing to Water Pump: 2 x M8 x 25mm Long Setscrew. 2 x M8 Spring Washer. 2 x M8 Plain Washer
Oil Gallery Cover to Block: 2 x M8 x 40mm Long Bolt. 2 x M8 x 25mm Long Setscrew. 4 x M8 Plain Washer
Oil Pump Housing to Block: 1 x M8 x 90mm Long Bolt. 2 x M8 x 60mm Long Bolt. 3 x M8 x 40mm Long Bolt. 3 x M8 x 25mm Long Setscrew. 9 x M8 Plain Washer
Oil Pump to Housing: 6 x M6 x 30mm Long Bolt. 6 x M6 Plain Washer Distributor Clamp. 1 x M6 Plain Washer. 1 x M6 Nyloc Nut
Alternator Pivot Bolt: 1 x M8 x 120mm Long Bolt 2 x M8 Plain Washer. 1 x M8 Spring Washer. 1 x M8 Nyloc Nut
Alternator Adjustment: 1 x M8 x 25mm Long Setscrew. 2 x M8 Plain Washer. 1 x M8 Spring Washer. 1 x M8 Full Nut. 1 x M10 Nyloc Nut. 1 x M10 Plain Washer
Inlet Manifold to Block: 11 x M8 Nyloc Nut. 11 x M8 Plain Washer Starter Motor to Engine. 2 x M10 x 50mm Long Bolt. 2 x M10 Spring Washer
Cam Belt Cover 1: 3 x M6 x 12mm Long Setscrew. 2 x M5 x 12mm Long Setscrew. 5 x M6 Plain Washer 2 x M5 Nyloc Nut. 2 x M5 Plain Washer. 2 x M6 Nyloc Nut
Cam Belt Cover 2: 1 x M8 Plain Washer. 1 x M8 Nyloc Nut
Idler Pulley: 1 x M10 Nyloc Nut 1 x M10 Plain Washer
Engine Steady Damper: 2 x M10 x 45mm Long Bolt. 2 x M10 Plain Washer. 2 x M10 Nyloc Nut
*) Note by Niels-Erik Manniche 01 MAR 2021: Remember to add 12 x M6 Seloc washers (OEM # 93625)