Magnum – LS1 Gen III – IV APO-31T-MG
Standard Features
- 4.000" Stroke
- 2.100" Pin Size
- 2.559" LS Main Size
- Average Weight for 4.000 in. Stroke Balanced to 1785g Bob. = 47 lbs.
- Magnums are Sold Rough Balanced to 1700g Bob.
- Gun Drilled Mains
- All Rod Journals Lightened
- Dual Linear Post Keyways
- Heat Treatment = Perma Case Deep Nitride
*Photo for illustration purposes only