Part Number:
DRP-70000-R1-8
70000-R1-8 Diamond Pistons Marine Mercury Replacement Flat Top 4.250 Bore
Fits Mercury 7.4L 454 Mag MPI, 4.250 Bore, 4.000 Stroke, 6.135 Rod Length, -0.7cc Flat Top, Set of 8 Pistons and Rings
$1,367.81
⚠ 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 engine with a set of Diamond Pistons
3D milling on piston crowns for ready to install finish
Direct replacement piston for the Mercury / Quicksilver Part # 737-881714T
Moly skirt coating for friction loss and skirt wear protection
Top ring down dimension: 0.290"
Ratios figured for 0.051 head gasket
Premium 1.5mm x 1.5mm x 4.0mm ring package included
Valve pocket depth: 0.115" intake and 0.000" exhaust
4032 material
575 gram advertized piston weight
Compression Ratio:
118cc 7.8:1
Compression Ratio:
| CNC Part Number | DRP-70000-R1-8 |
|---|---|
| Price | $1,367.81 |
| Manufacturer's Part Number | 70000-8 |
| Brands | Diamond |
| Part Types | Engine Piston |
| Departments | Parts |
| Vehicle Make | Marine, Mercury |
| Bore Size | 4.250 |
| Crankshaft Stroke | 4.000 |
| Rod Length | 6.135 |
| Piston Type | Flat Top |
| Compression Height | 1.645 |
| Piston Material | 4032 Forged |
| Piston Ring Size | 1.5 1.5 4.0mm |
| Wrist Pin Size | 0.990 |
| Custom Notices | ⚠ PROP 65 WARNING |
Upsell Products
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PART #: DRP-09714250-R1
![09714250-R1 Diamond Black Diamond Piston Rings 4.250 Bore 1/16 1/16 4.0mm]()
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