ARP offers two styles of Flexplate bolts: premium grade Pro Series rated at 190,000 psi and High Performance Series that are rated at 180,000 psi. Both feature an exclusive, flat, 12-point head design and larger than stock shank diameter for increased strength and improved flywheel register.
Features
- Far surperior to OEM hardware
- Forged from aerospace alloy
- Flat 12 point head design
- Larger than stock shank diameter for increased strength & improved flexplate register
- High Performance series bolts are rated at 180,000 PSI while Pro Series bolt are rated at 200,000 PSI
- Thread Size:
- 7/16-20 in.
- Head Style:
- 12-point
- Underhead Length (in.):
- 0.500 in.
- Washers Included:
- No
- Material:
- Steel
- Finish:
- Black oxide
- Fastener Tensile Strength (psi):
- 200,000 psi
- Quantity:
- Sold as a set of 6.
- Make:
- Mopar
- Engine Family:
- Mopar big block RB
- Engine Sizes:
- 6.8L/413-7.2L/440
- Years:
- 1959-1979
- Engine Family:
- Mopar big block B
- Engine Sizes:
- 6.3L/383-6.6L/400
- Years:
- 1961-1978
- Engine Family:
- Mopar small block LA
- Engine Sizes:
- 4.5L/273-5.9L/360
- Years:
- 1967-1991
