$146 Off
$146 Off
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#474129K-M-040
$622.88
/set
Factory Shipped
$768.99
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| MFG. Part # | KB129KTM.040 |
| Piston Style | Dome Top w/ 2 Valve Reliefs |
| Piston Material | Hypereutectic Aluminum |
| Wrist Pin Included | Yes |
| Wrist Pin Style | Press-Fit or Floating |
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CA WARNING:
Can expose you to lead, a carcinogen and reproductive toxicant. See www.P65Warnings.ca.gov
| KEY SPECS | |
|---|---|
| MFG. Part # | KB129KTM.040 |
| Brand | Keith Black |
| Piston Style | Dome Top w/ 2 Valve Reliefs |
| Piston Material | Hypereutectic Aluminum |
| Wrist Pin Included | Yes |
| Wrist Pin Style | Press-Fit or Floating |
| GENERAL | |
| Stroke | 3.75" |
| Connecting Rod Length | 6.000" |
| Wrist Pin Diameter | 0.927" |
| Piston Rings Included | Yes |
| Top Ring Thickness | 1/16" |
| Second Ring Thickness | 1/16" |
| Oil Ring Thickness | 3/16" |
| Compression 58cc = | 14.1 : 1 |
| Compression 64cc = | 13.0 : 1 |
| Compression 76cc = | 11.2 : 1 |
| Engine Displacement | 400 cu. in. |
| Bore Size | 4.165" |
| Compression Height | 1.130" |
| Piston Head Volume | -3.3 |
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