Connecting Rod; Gudgeon (Piston) Pin; Piston - Lotus Europa Workshop Manual

Connecting Rod

Type
Material
Distance between centres
Bearings - Type
- Running clearance
- End float on crankpin
Small end bore (bushed) :
Grade 'A' (silver)
Grade 'B' (green)

Gudgeon (piston) pin

Type
Location
Diameter - Grade 'A'
- Grade 'B'
Class of fit

Piston

Type
Material
Length
Compression Height
Maximum permissible weight variation
per set
Rings - Compression
- Oil Control
Diameter - Grade 1
-Grade 2
- Grade 3
- Grade 4
Piston clearance in cylinder bore
Gudgeon pin bore offset
Ring gap (fitted) - Compression
- Oil control
----------------------------------------------------------------------------------------Section Updated: 6/27/2009 9:01 AM at http://www.lotus-europa.com ----------------------------------------------------------------------------------------
'H' Section
Steel forging
12.19/12.24 cm. (4.799/4.801 in.)
Steel backed, lead bronze with lead overlay
.013/.513 mm. (.0005/.0022 in.)
.101/.254 mm. (.004/.010 in.)
20.635/20.637 mm. (.8124/.8125 in.)
20.637/20.642 mm. (.8125/.8127 in.)
Floating
Circlips
20.627//20.628 mm. (.8121//.8122 in.)
20.628//20.632 mm. (.8122//.8123 in.)
Finger push fit
Solid skirt
Tin plated aluminium alloy
68.250 mm. (2.687 in.)
39.014//39.065 mm. (1.536/1.538 in.)
4 grammes
2
1
82.466/82.474 mm. (3.2467//3.2470 in.)
82.474/82.481 mm. (3.2470/3.2473 in.)
82.481/82.489 mm. (3.2473/'3.2476 in.)
82.489/82.497 mm. (3.2476/3.2379 in.)
.076/.091 mm. (.0030/.0036 in.)
1.016 mm. (.04 in.) towards thrust face
.229/.356 mm. (.009//.014 in.)
.254/.508 mm. (.010//.020 in.)
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