Details
Block & Balanced Rotating Assembly - 421 cid, fits 18° heads, Dart SHP PRO Block, H-Beam Rod, Forged Crank & Diamond Pistons 13.0-1
These 421 cid Dart SHP PRO Block and Balanced Rotating Assemblies for 18 degree heads offer race proven quality components at a greatly reduced package price. Dart SHP PRO blocks with steel caps, .904 lifters & BBC cam, forged 4340 crankshafts, H-beam Stroker rods, forged Diamond pistons and file fit rings are standard in these popular combinations.
- 421 cubic inch
- 4.155 bore x 3.875 stroke
- Also available with 4.125 bore for 415 cid
- Dart SHP PRO Block - 9.025 deck
- SHP PRO blocks have steel billet main caps, main studs, .904 lifters and BBC cam tunnel
- 4340 Forged Crankshaft by Scat - 350 or 400 mains
- Scat H-beam Stroker rods w/ARP2000 bolts = 1100HP
- Diamond Forged -6cc Flat Top Pistons
- Fits 18 degree heads ONLY
- Comp ratio 55cc = 13.0 to 1
- File Fit steel moly rings .043 x .043 x 3mm
- Coated & grooved cam bearings
- Clevite H Series rod & main bearings
- Precision Balanced
- Brass freeze plugs & steel cam plug
Other Combinations Available - Custom Assemblies our Specialty - Please Inquire
Hundreds of stroke & bore combinations available
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Additional Information
| Manufacturer | Dart |
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