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Motobecane Piston /Cylinder

49cc
70cc
Motobecane Piston/Cylinder
Ref. Diagram MB2a
Part# Description Price
MB2a-001 (1)Airsal 49cc piston cylinder complete -- new in factory box -We also stock extra pistons and rings for this kit- out of stock until mid Dec.

HP-780
order as XMAS #4
(1) Airsal 70cc piston cylinder complete -- new in factory box-- We also stock extra pistons and rings for this kit-- includes head gasket only #12 with this kit


$199.95
 
sale $150

MB2a-002/MM-022 (2)decompression valve compete $21.95
MB2a-003/PR-011b (3)Rings - Prior to 6/76 39/2/FG
See RINGS page for more specs
$12.95 ea
$25.90 per set
MB2a-103/PR-011a (3)Rings - After 6/76 39/2/GI
See RINGS page for more specs
$12.95ea
$25.90 per set
MB2a-004 /PN-400 (3,4,5,piston) Piston kit complete uses (2) PR-011a rings (included) $59.95
MB2a-006 (6) base gasket $3.95 NEW ITEM
MB2a-007/PG-100 (7) Bosch W8AC Plug $4.00 ea
MB2a-011 (11) Cylinder head $30.00 Used
MB2a-012 (12) Cylinder head gasket- fiber aftermarket- see below $6.95 NEW ITEM
Motobecane Pistons / Rings
Part# Desciption Price
PN-400 (i)Motobeccane piston complete
includes piston,rings,pin, and clips- uses PR-011a rings
$59.95
PR-011a (j)Rings - After 6/76 39/2/GI
See RINGS page for more specs
$12.95ea
$25.90 per set

PR-011b (k)Rings - Prior to 6/76 39/2/FG See RINGS page for more specs $12.95ea
$25.90 per set
Motobecane Crank
Ref. Diagram MB2b
Part# Description Price
MB2b-001 (1) Crank Case $60.00 used
MB2b-002 (2) 7mm nut $1.95ea
MB2b-003 (3) washer $.95
MB2b-004 (4) Cylinder Stud $6 ea Used
MB2b-005/MM-011 (5) Crank shaft seal N/A
MB2b-006/MM-009 (6) Main Bearing N/A
MB2b-007,8,9,10 (7,8,9,10) Crank bearing shims
Factory installed item 1,2,3,5mm thickness
N/A
MB2b-011 (11) Wrist pin bearing $12.95
MB2b-012 (12) Crank Shaft $75.00 Used
MB2b-013/MM-008 (13) Cranks case gasket $6.95
Motobecane Gaskets

Part# Description Price
MB2a-012 Fiber head gasket- replaces stock aluminum $6.95  new lower price
MB2a-006 base gasket $3.95
MB5-010/MM-010 exhaust gasket  copper O-ring
$3.95  back in stock
MB2a-100
Complete gasket kit
head, base, crank,exhaust,  intake

$16.95 new lower price

headgasket logo
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Motobecane Engine Mounting Hardware
Ref. Diagram MB2c
Part# Description Price
MB2c-001 (1) Bolt $5.95
MB2c-002 (2) Spacer  kit  includes 1 #2 and 2 #5
$7.95 NEW
MB2c-0036 (3)Flexiblock engine mount $12.95 aftermarket
new lower price
MB2c-004 (4) Ground Lead $ 1.95
MB2c-005 (5) Upper engine spacers NLA-- see MB2c-002
MB2c-0036 (6) Flexiblock engine mount S12.95 aftermarket
new lower price
MB2c-007 (7) lock nut $1.95
MB2c-008 (8) lock waher 8mm $.95
MB2c-009 (9) Fiber Spacer- spacer not needed with M2c-0036
$.95
MB2c-010 (10) Nut 7 x 100 x 10mm $1.95
MB2c-011 (11) Washer  $.50
MB2c-012 (12) Bolt $2.95
MB2c-013 (13) Bolt $2.95
MB2c-014 (14) Bolt 7 x 100 - 45mm $2.95
MB2c-015 (15) Right engine mount plate $8.95
MB2c-016 (16) Left engine mount plate $8.95
MB2c-017 (17) Axle Bolt  6 x 100 x 32 $2.95
MB2c-018 (18) Flexiblock engine mount - Lower $12.95  new
MB2c-019 (19) lock washer 6mm $.95
MB2c-020 (20) nut 6 x 100 x 10mm $1.95
MB2c-021 (21) Spring retainer Bracket $6.95
MB2c-022 (22) bolt 6 x 100 x 20mm $ 2.95
MB2c-023  (23) Belt tensioner springs $6.00 ea Used Only

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