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Diamond Racing Pistons - Closed Chamber
Piston Features:
- 3D milling on piston crowns for ready to install finish
- Valve pockets designed to work with most aftermarket 24°/26° cylinder heads
- Top ring down dimension: .280"
- Ratios figured for .040 head gasket @ 9.800 Deck & 10.200 Deck
- Standard ring package 1/16 x 1/16 x 3/16 ring package
- Premium 8620 .185W wrist pins included
- Valve pocket depth: 0.277" intake and -.145" exhaust
- Will work with up to a intake valve size of 2.190" and exhaust valve size of 1.880"
- Made from 2618 alloy
Swipe left or right on tables below to see more info.
Items 1-18 of 18
image | item no | bore | stroke | rod | comp height | pin | cc | compression ratio | ring thickness | cyl qty | msrp | buy |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 12201-8 | 4.280 | 3.766 | 6.135 | 1.765 | .990 x 2.930 | 27.5cc | 10.9 | 1/16 x 1/16 x 3/16 | 8 | $1438.92 | |
 | 12202-8 | 4.310 | 3.766 | 6.135 | 1.765 | .990 x 2.930 | 27.5cc | 11.0 | 1/16 x 1/16 x 3/16 | 8 | $1438.92 | |
 | 12203-8 | 4.320 | 3.766 | 6.135 | 1.765 | .990 x 2.930 | 27.5cc | 11.1 | 1/16 x 1/16 x 3/16 | 8 | $1438.92 | |
 | 12204-8 | 4.350 | 3.766 | 6.135 | 1.765 | .990 x 2.930 | 27.5cc | 11.2 | 1/16 x 1/16 x 3/16 | 8 | $1438.92 | |
 | 12205-8 | 4.360 | 3.766 | 6.135 | 1.765 | .990 x 2.930 | 27.5cc | 11.3 | 1/16 x 1/16 x 3/16 | 8 | $1438.92 | |
 | 12211-8 | 4.280 | 4.000 | 6.135 | 1.655 | .990 x 2.930 | 21.2cc | 10.0 | 1/16 x 1/16 x 3/16 | 8 | $1438.92 | |
 | 12212-8 | 4.310 | 4.000 | 6.135 | 1.655 | .990 x 2.930 | 21.2cc | 11.2 | 1/16 x 1/16 x 3/16 | 8 | $1438.92 | |
 | 12213-8 | 4.320 | 4.000 | 6.135 | 1.655 | .990 x 2.930 | 21.2cc | 11.2 | 1/16 x 1/16 x 3/16 | 8 | $1438.92 | |
 | 12214-8 | 4.350 | 4.000 | 6.135 | 1.655 | .990 x 2.930 | 21.2cc | 11.3 | 1/16 x 1/16 x 3/16 | 8 | $1438.92 | |
 | 12215-8 | 4.360 | 4.000 | 6.135 | 1.655 | .990 x 2.930 | 21.2cc | 11.4 | 1/16 x 1/16 x 3/16 | 8 | $1438.92 | |
 | 12221-8 | 4.155 | 3.766 | 6.135 | 1.765 | .990 x 2.930 | 23.5cc | 10.0 | 1/16 x 1/16 x 3/16 | 8 | $1409.45 | |
 | 12222-8 | 4.165 | 3.766 | 6.135 | 1.765 | .990 x 2.930 | 23.5cc | 10.1 | 1/16 x 1/16 x 3/16 | 8 | $1409.45 | |
 | 12223-8 | 4.175 | 3.766 | 6.135 | 1.765 | .990 x 2.930 | 23.5cc | 10.1 | 1/16 x 1/16 x 3/16 | 8 | $1409.45 | |
 | 12224-8 | 4.185 | 3.766 | 6.135 | 1.765 | .990 x 2.930 | 23.5cc | 10.2 | 1/16 x 1/16 x 3/16 | 8 | $1409.45 | |
 | 12231-8 | 4.155 | 4.000 | 6.135 | 1.655 | .990 x 2.930 | 18.0cc | 10.2 | 1/16 x 1/16 x 3/16 | 8 | $1409.45 | |
 | 12232-8 | 4.165 | 4.000 | 6.135 | 1.655 | .990 x 2.930 | 18.0cc | 10.3 | 1/16 x 1/16 x 3/16 | 8 | $1409.45 | |
 | 12233-8 | 4.185 | 4.000 | 6.135 | 1.655 | .990 x 2.930 | 18.0cc | 10.3 | 1/16 x 1/16 x 3/16 | 8 | $1409.45 | |
 | 12234-8 | 4.185 | 4.000 | 6.135 | 1.655 | .990 x 2.930 | 18.0cc | 10.3 | 1/16 x 1/16 x 3/16 | 8 | $1409.45 |
Swipe left or right on tables below to see more info.
Browse Closed Chamber Products
Big Block Chevy 24/26 Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12201-8
Condition:
New
Price: $1,438.92
Big Block Chevy 24/26 Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12202-8
Condition:
New
Price: $1,438.92
Big Block Chevy 24/26 Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12203-8
Condition:
New
Price: $1,438.92
Big Block Chevy 24/26 Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12204-8
Condition:
New
Price: $1,438.92
Big Block Chevy 24/26 Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12205-8
Condition:
New
Price: $1,438.92
Big Block Chevy 24/26 Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12211-8
Condition:
New
Price: $1,438.92
Big Block Chevy 24/26 Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12212-8
Condition:
New
Price: $1,438.92
Big Block Chevy 24/26 Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12213-8
Condition:
New
Price: $1,438.92
Big Block Chevy 24/26 Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12214-8
Condition:
New
Price: $1,438.92
Big Block Chevy 24/26 Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12215-8
Condition:
New
Price: $1,438.92
Big Block Chevy 24/26 Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12221-8
Condition:
New
Price: $1,409.45
Big Block Chevy 24/26 Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12222-8
Condition:
New
Price: $1,409.45
Big Block Chevy 24°/26° Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12223-8
Condition:
New
Price: $1,409.45
Big Block Chevy 24/26 Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12224-8
Condition:
New
Price: $1,409.45
Big Block Chevy 24?/26? Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12231-8
Condition:
New
Price: $1,409.45
Big Block Chevy 24?/26? Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12232-8
Condition:
New
Price: $1,409.45
Big Block Chevy 24/26 Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12233-8
Condition:
New
Price: $1,409.45
Big Block Chevy 24/26 Street Dome
Description:
Forced pin oilers from the oil ring; Pin Fitted; 3D Dome & Pockets; Pins, Lock's & Support Rails (if required) included
Item #: 12234-8
Condition:
New
Price: $1,409.45
Items 1-18 of 18