OS Engine Speed 21XZ-B Spec III (L-OS1AN00)
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• The Spec III has a long stroke for optimum torque
• Improved low-to middle-range torque for corner exits
• 3 scavenger ports and 3 exhaust port cylinder
• Reduced weigh head for a lower CG
• DLC-coated crankshaft with pressed-in tungsten weights
• 21J carburettor with 6.5 mm restrictor
Note:This engine does not include a tuned pipe or manifold.
| Specifications | |
|---|---|
| Glow Plug | Turbo P-3 Glowplug (Included) |
| Weight | 353g (12.45 oz) |
| Capacity | 0.213 cu.in. (3.49cc) |
| Bore | 16.27mm (0.641") |
| Stroke | 16.80mm (0.661") |
| Power Output | 2.61 hp (2.65 ps) @ 34,000rpm |
| Practical RPM | 4,000 - 42,000 |
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Delivery
All items available for purchase are displayed with estimated despatch times, these dates are based on the product stock status and processing time.
We use two main status's we use on items,
IN STOCK - These items will ship same day if ordered before 2.30pm
AVAILABLE TO ORDER - These items aren't available for same day despatch and will take a day or two to be despatched.
If your order contains both IN STOCK and AVAILABLE TO ORDER items, the entire order will ship as one once all items are available.
Courier options are displayed at the checkout and will effect delivery times once your order is despatched.
We offer free delivery to most Mainland UK addresses on orders over £125. Deliveries to any off-shore islands, international addresses and certain parts of Scotland/Highlands may incur delivery surcharges. These charges will depend on your postcode and the product(s) you are purchasing, examples shown below. Please contact us to clarify costs prior to purchasing if you are unsure. If you place an order and a delivery surcharge is required, a member of our team will be in contact by e-mail or phone.
- Eire
- Highlands of Scotland
- Isle of Wight
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- Northern Ireland
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- Republic of Ireland
- EU Countries
In addition to a surcharge, deliveries to the above destinations may take an extra day or two for completion.
Collections
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Returns
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All refunds are at our discretion and will only be issued once we have received the returned item(s) and are satisfied that they are in unused condition. We advise that all returned items should to be sent recorded / signed for and insured to the correct product value as Make It Build It cannot be held responsible for returned items that are lost or damaged in transit. Please be aware that any refunds will not include your return postage cost.
If you wish to return any item(s) please contact us first at enquiries@makeitbuildit.co.uk. When shipping your item, please ensure your order number is displayed on the return packaging and included with the item inside the returned packaging. This will ensure that your return is dealt with in a prompt manner.
For more information on our returns policy please see our Terms & Conditions | Make It Build it
