Speedmaster®
Hemi 440 Billet Steel Crankshaft 3.750" 2Pc-Seal Internal Bal.
Specs
| Brand: | Speedmaster |
| Part Number: | 1-276-017 |
| Part Type: | Crankshafts |
| Rear Main Seal Style: | 2-piece |
| Engine Stroke (in): | 3.750 in. |
| Crankshaft Material: | Billet 4340 steel |
| Engine Balance: | Internal |
| Lightened: | No |
| Requires Narrow Bearings: | See notes below |
| Rod Bearings Included: | No |
| Main Bearings Included: | No |
| Rod Journal Diameter (in): | 2.375 in. |
| Main Journal Diameter (in): | 2.750 in. |
| Minimun Rod Length (in): | n/a |
| Balancer Bolt Thread Size: | Standard |
| Crankshaft Snout Style: | Standard |
| Quantity: | Sold individually. |
| Notes: | Check the bearing to crank radius clearance. Rod bearings may need to be chamfered or alternatively use narrow rod bearings. |
| Tool: | Stroker Combinations |
Description
Speedmaster 4340 Billet Steel crankshafts are manufactured from high quality true billet round bar stock. Their performance, strength and horsepower capabilities are significantly outstanding compared to cast forged crankshafts. An engine with a 4340 billet steel crankshaft will rev faster and cleaner due to the different harmonics produced from the high grade material. Those crankshaft are x-rayed and ultrasonically tested.
Brand Information
In 1979, the company was founded with Pete's Performance, which was a small speed workshop. It began by building engines for customers as a hobby, and it has now grown to include selling, assembling, manufacturing and racing high performance engine parts. Over the years, the company has grown into a worldwide high performance powerhouse. Growing from a one-man bricks-and-mortar business; to now a supply chain in which entails more than 400+ people all across the world. Today, Pete's Performance has evolved into the internationally known Speedmaster: which has distribution centres and offices is Sydney, Los Angeles and Shanghai.