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O.S. - OSMG4856 OSM22103020 22103020 531028140219 4531028140219
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O.S. Cylinder & Piston Assembly Speed 21 V-Spec
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O.S. Cylinder & Piston Assembly Speed 21 V-Spec
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Tech Notes
This is the Cylinder and Piston assembly
for use with the O.S. .21 VZ-B V-Spec engine, #13893.


Hardened chrome-plated cylinder and liner for high durability and
long life
Machined steel piston features parallel rings that trap fuel oils
and use them as a seal to enhance compression and boost power
Four port cylinder


One cylinder and piston assembly for the .21VZ-B V-Spec engine.


.21VZ-B V-Spec engine

tlw 5/31/07

– If you need more information, use these O.S. resources –
Email: enginesupport@hobbico.com
Web Site: http://www.osengines.com/
Phone: 217-398-8970
  Postal Address:

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Parts Compatibility
Parts Compatibility for O.S. Cylinder & Piston Assembly Speed 21 V-Spec
This item is a replacement part for the following:
 LXSJT3 O.S. Speed 21 VZ-B V-SPEC AL  (Parts List)
 LXWDH4 O.S. 21VZ-B V-Spec II World Edition Off-Road  (Parts List)
 LXPNM7 O.S. OS Speed 21VZ-B V-Spec Engine w/ 21H Slide Carb  (Parts List)

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