The ADA Racing Billet Heads for the Yamaha 760 are made from 6061-T6 aluminum and CNC machined for consistency and performance. This head uses the stock head bolts and is clear anodized for protection against corrosion and feature dual water outlets for additional cooling. Head shell includes o-rings that fit into the grooves in the head shell and brass fittings. Head shells are available in standard or girdled version for those running higher compression and looking for extra insurance. The girdled version requires the girdled hardware kit sold separately. Multiple dome configurations are available to tailor to your specific engine needs. Two domes are included with this kit, additional and replacement domes are available separately.
NOTE: ADA Racing optional pipe bracket available for exhaust systems that mounts to the head like the stock 3-bolt exhaust.
ADA YAMAHA 84MM BORE DOMES
Billet dome has .015” squish relief @ 86mm with a 10.5˚ angle.
YA7642L – 42cc 150lbs/89 Octane
YA7640L – 40cc 165lbs/91 Octane
YA7638L – 38cc 180lbs/98 Octane
YA7637L – 37cc 187lbs/100 Octane
YA7636L – 36cc 193lbs/105 Octane
YA7635L – 35cc 200lbs/105 Octane
YA7633L – 33cc 215lbs/110 Octane
YA7631L – 31cc 230lbs/115 Octane
YA7629L – 29cc 245lbs/116 Octane
| Dome Size | 42cc 150lbs/89 Octane, 40cc 165lbs/91 Octane, 38cc 180lbs/98 Octane, 37cc 187lbs/100 Octane, 36cc 193lbs/105 Octane, 35cc 200lbs/105 Octane, 33cc 215lbs/110 Octane, 31cc 230lbs/115 Octane, 29cc 245lbs/116 Octane |
|---|---|
| Head Shell Style | Non-Girdled Head Shell, Girdled Head Shell |
Prompt Delivery and professional packaging
We offer a wide range of shipping options owing to our long-standing relationships with UPS, FedEx and DHL. Our warehouse staff are highly trained and will pack your products according to our precise and accurate specifications. Prior to shipping the goods are thoroughly examined and secured. We ship to hundreds of thousands of customers each day across different countries. This is a testament to our dedication to being the largest online retailer worldwide. There are distribution centers and warehouses across Europe and the USA.
Note: Orders containing more than one item will be assigned a separate processing time for each item.
Prior to shipment Our team will conduct an exhaustive inspection of the items you purchased. Most orders are shipped within 48 hours. Delivery time ranges between 3-7 days.
Returns
The inventory is always changing and we are unable to fully manage it due to the fact that many parties are involved, which includes our warehouse and factory. The stock can change at any moment. Be aware that your order may be out of stock when the order is placed.
Our policy is valid for 30 days. We cannot exchange or refund your order if it has been 30 days since you purchased it.
You can only return a product when it's unopened and in the same condition as when you first received it. It must also be returned in the original packaging.
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