Products
Showing all 34 results
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Norton lightweight piston set (2)
$445.00 Select options -
Norton Ultra Hi compression domed piston set (2) for racing fuel only
$545.00 Select options -
Graphite piston skirt coating (2 pistons). More durable than Molly or other coatings. Recommended for all pistons for tighter installation clearance, reduced friction and longer life. Now with a bare metal skirt dot (not shown) for measuring.
$119.00 Add to cart -
Ultralight drilled pistons and taper bored pins for approx 20 gram savings and increased skirt lubrication, you must add this option to a piston/pin order.
$150.00 Add to cart -
6.4″ long Carrillo Norton rods (2) for standard 89mm stroke or 6.57″ long rods (2) for 80.4mm short strokes
$695.00 Select options -
Ultralightweight 6.4″ long Carrillo rods (2) for JS pistons only in 750cc solid frames, Atlas and 500 to 650cc Dominators (contact us for Domni piston pricing)
$795.00 Add to cart -
Replacement regular style piston ring set for JS lightweight pistons only
$50.00 Select options -
Totalseal type gapless ring upgrade. You must add this option to your order of regular rings or pistons. Expect improved compression and sealing
$50.00 Add to cart -
High strength .708″ DLC pin set (diamond like coating)
$135.00 Select options -
Wrist pin clip set for JS lightweight pistons
$6.00 Add to cart -
Complete cam kit with lifters, blocks and pushrods
$995.00 Select options -
Radius cam for use with JS lightweight radiused lifters and blocks
$450.00 Select options -
Radiused cam kit including JS cam. We regrind your original lifters – either late flat or early cut corner lifters are OK
$650.00 Select options -
Bronze lifter blocks (2) for lightweight radiused lifters and JS radiused cams, (lifters not included). Oil holes drain directly onto cam lobes for increased life
$150.00 Add to cart -
Norton pushrod set to be used with JS lightweight radiused lifters and radiused cam only
$125.00 Select options -
High performance Black Diamond valve & Beehive spring kit for stock street or racing
$300.00 Select options -
Beehive valve spring set without valves (fits JS valves only)
$175.00 Select options -
Black diamond stock size valve set for JS Beehive valve springs only
$130.00 Add to cart -
Big valve set for JS Beehive valve springs only
$245.00 Select options -
Special short lash cap set to fit valve tips for JS Beehive springs. For those who modify their own valves without stellite tips. Also fits stock valves (not necessary for sellite tipped JS valves).
$12.00 Add to cart -
Custom Copper Head Gasket for Norton twins (add pliobond sealant)
$39.00 Select options -
Custom Copper Base gasket for Norton Twins
$30.00 Select options -
High compression .003″ thin head gasket ring set
$30.00 Select options -
High temp sealant for copper gaskets. Apply to each surface. The best head gasket sealer you can get
$8.00 Add to cart -
Slippery Turcite fork bushings for Norton forks. Reduces friction, stiction and fork tube wear for a smoother ride, slit for improved fit (see alum for sleeves)
$165.00 Add to cart -
Aluminum fork sleeves and oil hole plugs provide hydraulic bump stop to eliminate top out and bottoming clunk (does not restrict fork travel). Slit for hand press fit so they stay in place.
$55.00 Add to cart -
One piece aluminum rocker spindle covers with SS allen screws & alum washers (see silicone gaskets)
$45.00 Add to cart -
One way reed valve breather
$195.00 Select options -
Fiberglass reinforced silicone gaskets
See products -
Norton race manual. From crank strengthening & balancing to porting, megaphones and much more, a must for every Norton racer and engine builder.
$25.00 Add to cart -
Norton Monoshock Racing Chassis plans CD of one of the fastest Norton roadracers ever built and the last Norton to get on the AMA podium (3rd place BOTT at Willow springs in 1990). Autocad 2000 or later is required to view the drawings
$10.00 Add to cart -
Narley port CD with over 50 photos and drawings of high flow ports. “Full Auto”, “Axtell”, “Harley XR 750” and stock Norton ports included. A Street/marketable version is also included with suggestions for re-angled valves or stock size valves. AutoCad 2000 or later required to view the drawings.
$10.00 Add to cart -
High strength ARP stainless reduced shank studs and bolts for head and cylinders.
See products -
Contact us for expedited shipping. email: jim@jsmotorsport.com phone: (559) 875 0659
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Showing all 34 results
