Diamond Forged Racing Pistons
High performance forged pistons for all popular
applications - along with piston pins and rings.
Diamond delivers top quality racing pistons that meet any
need.  Aerospace quality alloys, combine with state of the
art CNC machining for superior dimensional accuracy,  
light weight, and durability under racing conditions!

Diamond Pistons Compression Ratio Calculator

Click here to download the Custom Piston Order Form

Click here to search the available shelf stock  
Diamond Interactive Catalog

To view the entire current catalog follow this link!
Diamond Piston Catalog

Full custom pistons are normally shipped In
around 15 business days
Numerous options available:
  • 4130 or H13 Tool Steel Pins
  • Pick Your Ring Grooves - 1/16, .043, 1.5mm, etc...
  • Pick Your Lock Type - spirolox, round wire, double...
  • Pick Your Dome Configuration - Flat, Dish, Dome...
  • Gas Ports - Vertical, Lateral
  • "Bore size change" - allows you to customize a catalog
    piston at a modest cost.
  • .......If you can imagine it these guys will make it!

CUSTOM PISTON PRICES ARE SHOWN BELOW
The above piston was custom made for a
supercharged Ford FE application.  From
initial concept to delivery in three weeks!

The second image shows the same piston
after optional ceramic dome and friction
coatings were applied - ask!

Shelf Stocked Piston Sets Start at $598 w/pins

Full Custom Piston Sets Start at $656
See below to order!

CALL US AND WE'LL MAKE IT HAPPEN!
Diamond Pistons Flat Top Inline Valve Engines
$744.75
Diamond Pistons Flat Top Canted Valve Engines
$671.92
Diamond Pistons Dish Top Inline Valve Engines
$782.53
Diamond Pistons Dish Top Canted Valve
$837.84
Diamond Domed Pistons Inline Valve Engines
$808.78
Diamond Pistons Dome Top Canted Valve
$864.18
Piston-Pin-8620
$7.88
Piston Rings 1/16-1/16-3/16 Under 4.440 Bore
$147.35
Diamond-043-Piston-Rings
$183.43
Piston-Pin--4130
$10.25
Support-Rails
$35.00
Piston-Pin-9310
$18.20
Pin-Fit
$28.00
Piston-Pin-H13-Tool-Steel
$18.20
Bore-Size-Change
$45.00
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