Gen II/IV LS1 DragonSlayer crankshafts are available in either 4.000 or 3.625 strokes with 2.100 rod journals. Callies can balance your DragonSlayer up to an 1820 bob weight at a special money saving LS1 price. Our LS1 crankshafts are machined from premium 4340 forgings. Each Callies LS1 features PERMA-TOUGH heat treating for added strength and serviceability. DragonSlayer LS1 crankshafts are sold with gun drilled mains and Angalite drilled rod journals.
Below is only a partial listing of part numbers. Please call for additional part number information and availability.
| Stroke | Main | Pin | Cammed for rod length | Part # | |
| 3.625 | 2.559 | 2.100 | 6.100 | APH31T-DS | |
| 4.000 | 2.559 | 2.100 | 6.125 | APO31T-DS | |
| 4.000 | 2.559 | 2.000 | 6.125 | APO34T-DS | |
| 4.000 | 2.559 | 2.100 | 6.125 | AWO31T-DS | LS7 POST |
| 4.100 | 2.559 | 2.100 | 6.125 | AP&31T-DS | |
| 4.125 | 2.559 | 2.100 | 6.125 | APU31T-DS |
Gen II/IV LS1 DragonSlayer crankshafts are available in either 4.000 or 3.625 strokes with 2.100 rod journals. Callies can balance your DragonSlayer up to an 1820 bob weight at a special money saving LS1 price. Our LS1 crankshafts are machined from premium 4340 forgings. Each Callies LS1 features PERMA-TOUGH heat treating for added strength and serviceability. DragonSlayer LS1 crankshafts are sold with gun drilled mains and Angalite drilled rod journals.
Below is only a partial listing of part numbers. Please call for additional part number information and availability.
| Stroke | Main | Pin | Cammed for rod length | Part # | |
| 3.625 | 2.559 | 2.100 | 6.100 | APH31T-DS | |
| 4.000 | 2.559 | 2.100 | 6.125 | APO31T-DS | |
| 4.000 | 2.559 | 2.000 | 6.125 | APO34T-DS | |
| 4.000 | 2.559 | 2.100 | 6.125 | AWO31T-DS | LS7 POST |
| 4.100 | 2.559 | 2.100 | 6.125 | AP&31T-DS | |
| 4.125 | 2.559 | 2.100 | 6.125 | APU31T-DS |