ARP Pro-Series 12-Point Flywheel Bolt Kit Manual Transmission Small/Big Block

Confidently install your flywheel in your manual transmission V8 small block or big block V8 engine with this ARP (200-2802) 12-point Pro-Series flywheel bolt kit. The specifications of this flywheel bolt kit will ensure increased strength, durability and significantly improved positioning for better overall operation of the flywheel. When your flywheel is functioning properly you’ll see reduced rotational mass, faster throttle response, additional horsepower, reduced wear and stress on the engine rotating assembly and increased fuel economy.

Features and Benefits:
- High-strength 8740 chromoly steel construction
- Heat-treated for increased durability
- 12-point head design
- Larger-than-stock shank diameter adds support
- Increased flywheel strength and stability
- Improved flywheel positioning and engagement
- Includes six (6) bolts

Constructed from 8740 chromoly steel with a black oxide finish, this hardware kit is heat-treated prior to thread rolling and machining for enhanced durability. To increase strength a 12-point head design is utilized in conjunction with a larger-than-stock shank diameter.

Specifications:
- Thread Size: 7/16‑20" RH
- Underhead Length: 1.000"
- Fastener Yield Strength: 190,000 psi
- Rear Main Seal Style: 2‑piece
- Washers Included: No
- Bolt Material: 8740 chromoly steel
- Bolt Finish: Black oxide
- Head Style: 12‑point

Please Note:
- Follow manufacturer torque sequence and torque specifications using ARP Ultra‑Torque Assembly Lubricant for proper installation.
- Valve covers shown in vendor literature are not included.

Tech Tip: ARP strongly recommends using ARP Ultra‑Torque Assembly Lubricant for accurate and consistent clamping force. Do not use motor oil or low‑quality lubricants. This is due to higher friction on the studs as well as inconsistencies in the clamping force of the fasteners when insufficient lubricants are used.

*Engine Displacement: 221/255/260/289/302/351W/351C/351M/400/360/390/427/428/429