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9:1 Compr., Top Qualit. with Piston Rings, Gudgeon Pin and Circlips
for Longstroke

63.5 mm

BSA A7 Piston +60 1946-49
Triumph T100 PU +20

Price per Pair
Piston Clearence 0.12mm or 45thou

BSA A7 Piston Pair +020 Compression Ratio   7,5:1 Compression height    approx. 41 mm Piston length approx.. 68 mm Gudgeon pin Ø  11/16” – approx.. 18 mm Gandini including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou Price per Pair

BSA Piston B31 +020
71mm +020 (=71.5mm)
Compression Height: 29.5mm
Piston Clearance 0.12mm or 45thou

PLEASE NOTE! This pistons are only sold with one oil ring at the moment. The included compression rings don't fit and no fitting ones are available at the moment.

BSA Piston Assembly +020 A7 with Piston Rings, Circlips and Gudgeon Pin
Price per Pair
+20 = 66.5 mm
Compression Ratio 6.5:1
Piston Clearence 0.12mm or 45thou

BSA A65 Piston Pair Assy 9:1 STDPiston Pair with Circlips, Piston Rings and Gudgeon PinGudgeon Pin Diameter 19 mm - 3/4"
Compr. hight 37 mmPiston Clearance 0.12mm or 45thouPrice per PairPlease look at all pictures

BSA D10/14
175cc
Piston +020
Hepolite Ref 17952
complete
STD= 60mm +020= 60.5mm
Piston Clearance 0.12mm or 45thou with Piston Rings, Circlips and Gudgeon Pin

BSA Bantam D3 Piston +020 with Piston Rings, Circlips and Gudgeon Pin Piston Clearance 0.12mm or 45thou STD = 57mm +0,5mm Gudgeon Pin: 48mm x 12mm Please see at all pictures

BSA Bantam D1 Piston +020 Piston Clearance 0.12mm or 45thou STD = 52mm + 0,5 Gudgeon Pin: 42mm x 12mm Please see at all pictures

BSA Bantam D1 Piston +040 with Piston Rings, Circlips and Gudgeon Pin Piston Clearance 0.12mm or 45thou STD = 52mm + 1mm Gudgeon Pin: 42mm x 12mm Please see at all pictures

BSA B50 Piston +020=  84,5mm 1971-73 Victor 500, MX, B50T, Gold Star B50SS CR: 10,1 including gudgeon Pin, piston rings and circlips Piston clearance 0,12 mm Gudgeon Pin diameter 19 mm JP

BSA B50 Piston +060 =  85,5mm 1971-73 Victor 500, MX, B50T, Gold Star B50SS CR: 10,1 including gudgeon Pin, piston rings and circlips Piston clearance 0,12 mm Gudgeon Pin diameter 19 mm JP

BSA D5/7 Piston +060
complete with Piston Rings, Gudgeon Pin and Circlips 3-ring Piston Clearance 0.12mm or 45thou

BSA B50 Piston 060
85.5 mm
Slipper
Piston Clearance 0.12mm or 45thou
Compression 10:1

Gudgeon Pin Diameter: 18.9mm with Gudgeon Pin, Circlips and Piston rings

Norton Commando 850 cc Pistons. Pair +020 = 77.5 mm 1973-77 JP Compression Ratio 8.5:1 incl. piston rings, gudgeon pin and circlips Piston Clearance 0,12mm or 45thou Price is for 1 Pair

Norton CS1 490cc O.H.V. 18. Piston +020. 1929-30 complete incl. Piston Rings, Gudgeon Pin and Circlips JP Piston Cylinder Bore: 79mm Comp.: 1 27/32" Length: 3 1/16" Piston Clearence 0.12mm or 45thou Pin: 5/8" x 2 19/32" Please look at all pictures  

Triumph Pistons and Liners T100
500cc, 9:1 Pre Unit
Piston Clearance 0.12mm or 45thou
63mmPlease view ALL pictures

650 ccm, T120,TR6
price per pair
+ 40 = 72mm, 9:1
Triumph
650 unit engine
Made in England including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou LFH Piston made in far east Piston rings in England

Compr. ratio 7:1, new,
std. = 71 mm
price per pr
Cast Iron Head - please do not fit to alloy head
Pre Unit
6T
71mm
Thunderbird.
650cc

Piston Clearance 0.12mm or 45thou with Piston Rings, Circlips and Gudgeon pin measurements see techn. data

9:1 Compr. Ratio
Top Quality
Price per Pair
T100
500cc
63.5 mm
Triumph
Piston Clearance 0.12mm or 45thou complete with Piston Rings, Circlips and Gudgeon Pin

9:1
Triumph T100,
64.5 mm
Pre unit
Pistons

Piston Clearance 0.12mm or 45thou complete with piston rings, circlips and gudgeon pin Price per pair

Piston Gudgeon Pin Triumph TR25/T100
650 cc
500 cc
short type

OD: 17.5mm
Length: 55mm
Made in England

BSA Piston M20 +020
82mm +020 (=82.5mm)
Pin diameter 19 mm
including gudgeon pin, circlips and piston rings
Piston Clearance 0.12mm or 45thou
Compression Height: 40.5mm

These pistons now come with 4 piston rings.
You can also use them only with 3 piston rings. measurements last picture or techn. data

BSA Piston M20 +60 . 83.5 mm including gudgeon pin, circlips and piston rings 82mm +060 (=83.5mm)
Piston Clearance 0.12mm or 45thou

These pistons now come with 4 piston rings.
You can also use them only with 3 piston rings. measurements last pict. or techn. data

Kickstart Ratchet Pinion BSA
B25,B44,lateB40,lateC15

OD: 34 mm
ID: 19 mm
W: 13,5 mm

BSA A10 Piston. Pair 1950 - 63.  also Ariel FH Fieldmaster 1952- Piston 9:1 Compression
Please look at all pictures including gudgeon Pin, piston rings and circlips Piston Clearance 0.12mm or 45thou price per pair