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Free Shipping on orders over $69.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Free Shipping on orders over $69.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
S&S Cycle

S&S Cycle Big Bore Kit 90.00 Mm 865 Cc Royal Enfield 650 Twin - 920-0145

MPN: 920-0145 SKU: 0904-0054
S&S Cycle

S&S Cycle Big Bore Kit 90.00 Mm 865 Cc Royal Enfield 650 Twin - 920-0145

MPN: 920-0145 SKU: 0904-0054
Availability:
Only 5 left!
Complete kits include cylinder sleeves, pistons and head gasket 750cc kit increase bore and stroke to 83.5mm x 67.8mm (stock is 78 mm x 67.8 mm) 865cc Increases bore and stroke to 90 mm x 67.8 mm (stock is 78 mm x 67.8 mm) Both kits increase compression ration to 11.0:1 (stock is 9.5:1) Made in the U.S.A. FOR CLOSED COURSE COMPETITION USE ONLY. NOT INTENDED FOR STREET USE. LEGAL IN CALIFORNIA ONLY FOR RACING VEHICLES WHICH MAY NEVER BE USED, OR REGISTERED OR LICENSED FOR USE, UPON A HIGHWAY. Specs Style Big Bore Stroke Length 67.80 mm Compression Ratio 11.0:1 Units Kit Riding Style Street Bore Size 90.00 mm Product Name Performance Kit Part Notes Fits Royal Enfield® 650 Twins
Original price $875.95 - Original price $875.95
Original price
$875.95
$875.95 - $875.95
Current price $875.95

Product Details

Product Description

Features

  • Complete kits include cylinder sleeves, pistons and head gasket
  • 750cc kit increase bore and stroke to 83.5mm x 67.8mm (stock is 78 mm x 67.8 mm)
  • 865cc Increases bore and stroke to 90 mm x 67.8 mm (stock is 78 mm x 67.8 mm)
  • Both kits increase compression ration to 11.0:1 (stock is 9.5:1)
  • Made in the U.S.A.
  • FOR CLOSED COURSE COMPETITION USE ONLY. NOT INTENDED FOR STREET USE. LEGAL IN CALIFORNIA ONLY FOR RACING VEHICLES WHICH MAY NEVER BE USED, OR REGISTERED OR LICENSED FOR USE, UPON A HIGHWAY.

Specs

Style Big Bore
Stroke Length 67.80 mm
Compression Ratio 11.0:1
Units Kit
Riding Style Street
Bore Size 90.00 mm
Product Name Performance Kit

Part Notes

  • Fits Royal Enfield® 650 Twins


Part Numbers
Store SKU MFR. Product # Availability
0904-0054 920-0145 In Stock