Part Number:
DRP-21013-R1-8
21013-R1-8 Diamond Pistons Competition BB Chevy 454 20° Dome 4.605 Bore
Fits Big Block Chevy 454 with 20° heads, 4.605 Bore, 4.750 Stroke, 6.700 Rod Length, 23cc Dome, Set of 8 Pistons and Rings
$1,567.97
⚠ PROP 65 WARNING
⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals.
For more information, go to www.P65Warnings.ca.gov.
Diamond Pistons are some of the best aftermarket pistons on the market. Trust your new engine with a set of Diamond Pistons
Designed to work with Brodix SR20 and Dart 20° cylinder heads
Vertical gas ports for maximum ring seal
Inboard forging design for maximum strength
Suitable for small to medium nitrous applications
Moly skirt coating for friction loss and skirt wear protection
Premium 0.043 x 0.043 x 3.0 ring package (Included)
H-13 tool steel 0.185W wrist pins included
Top ring down dimensions: 0.295"
Will work with an intake valve size of 2.400" and exhaust valve size of 1.800"
Valve pocket depth 0.345" intake and -0.30" exhaust
Made from 2618 alloy
Compression Ratio:
95cc 16.1:1
Compression Ratio:
| CNC Part Number | DRP-21013-R1-8 |
|---|---|
| Price | $1,567.97 |
| Manufacturer's Part Number | 21013-R1-8 |
| Brands | Diamond |
| Part Types | Engine Piston |
| Departments | Parts |
| Vehicle Make | Chevy BB |
| Bore Size | 4.605 |
| Crankshaft Stroke | 4.750 |
| Rod Length | 6.700 |
| Piston Type | Dome |
| Compression Height | 1.120 |
| Piston Material | 2618 Forged |
| Piston Ring Size | .043 .043 3.0 |
| Wrist Pin Size | 0.990 |
| Custom Notices | ⚠ PROP 65 WARNING |
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