Part Number
UEM-IC789-100
Fits BB Chevy 489, Bore 4.350, Stroke 4.250, Rod Length 6.385, 571 grams, Dome 20cc, Set of 8 Pistons
Special Price
$755.90
Regular Price
$944.88
⚠ 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 96.5cc 12.7:1, 115cc 10.6:1, 119cc 10.2:1
Advertised piston weight 571 grams, 141 gram wrist pin
OE Deck Height 9.800"
Note: Standard bore size is 4.250
Notes: Centered Pin, Closed Chamber Design, Edelbrock & O.E. Heads, Does not fit Mark 6 heads
Notes: Ships direct from manufacturer
Price | $944.88 |
---|---|
Vehicle Make | Chevy BB |
Bore Size | 4.350 |
Crankshaft Stroke | 4.250 |
Rod Length | 6.385 |
Piston Type | Dome |
Compression Height | 1.270 |
Piston Material | 2618 Forged |
Piston Ring Size | 1/16 1/16 3/16 |
Wrist Pin Size | 0.990 |
Custom Notices | ⚠ PROP 65 WARNING |