Part Number:
UEM-IC786-070
Icon Pistons IC786-070 Fits BBC 427 489 Dome 12cc Bore 4.320
Fits BB Chevy 427-489, Bore 4.320, fits 427 3.760 Stroke with 6.385 Rod, fits 489 4.250 Stroke with 6.135 Rod, 623 grams, Dome 12cc, Set of 8 Pistons
Special Price
$824.85
Regular Price
$850.36
⚠ 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.
Icon Forged Pistons are forged from high ductile 2618 alloy. With a 1% silicon content 2618 alloy they are formulated and heat treated for the most demanding performance applications such as very high compression ratios, boosted application and nitrous
Crown and valve reliefs are cnc machined
Top land mini groove technology
Skirts machined by UEM's unique in house built cnc machines
Accumulator groove to help eliminate flutter and maximize ring seal
Skirt and pin boss struts designed to withstand heavy loads from high cylinder pressures
Wrist pins and spiral lock rings included
1/16 1/16 3/16 rings not included
Compression Ratio 427 96.5cc 10.3:1, 108cc 9.3:1, 119cc 8.5:1
Compression Ratio 489 96.5cc 11.7:1, 115cc 9.9:1, 119cc 9.6:1
Advertised piston weight 623 grams, 141 gram wrist pin
OE Deck Height 9.800"
Note: Standard bore size is 4.250
Notes: Centered Pin, Closed Chamber Design, Edelbrock and O.E. Heads
Notes: Ships direct from manufacturer
| CNC Part Number | UEM-IC786-070 |
|---|---|
| Price | $850.36 |
| Sold As | Set |
| Manufacturer's Part Number | IC786-070 |
| Brands | Icon |
| Part Types | Engine Piston |
| Departments | Parts |
| Vehicle Make | Chevy BB |
| Bore Size | 4.320 |
| Crankshaft Stroke | 3.760, 4.250 |
| Rod Length | 6.135, 6.385 |
| Piston Type | Dome |
| Compression Height | 1.520 |
| Piston Material | 2618 Forged |
| Piston Ring Size | 1/16 1/16 3/16 |
| Wrist Pin Size | 0.990 |
| Custom Notices | ⚠ PROP 65 WARNING |
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