ARP Flywheel Bolt Kit — BMW S14 2.3L Dual Mass
by ARP
Key Features
- Purpose-built for BMW S14 2.3L dual mass flywheel applications in the E30 M3
- Manufactured from ARP proprietary 8740 chrome-moly steel for superior tensile strength
- Heat-treated and precision-machined to tolerances exceeding OEM factory specifications
- Maintains consistent clamp load through repeated thermal cycles under high-RPM stress
- Trusted by professional race teams globally for critical drivetrain fastener applications
- Direct OEM replacement fitment — no modifications required for installation
Product Details
- Brand
- ARP
- Part #
- 201-2802
- Category
- Lightweight Flywheels
- ASIN
- B00IKAC31Q
ARP Flywheel Bolt Kit — BMW S14 2.3L Dual Mass — Overview
When you're rebuilding the legendary S14 2.3L in your E30 M3, every fastener in the drivetrain matters — and flywheel bolts are among the least forgiving places to cut corners. ARP's flywheel bolt kit is engineered specifically for the S14 dual mass flywheel application, delivering clamping force and dimensional consistency that stock BMW hardware simply cannot replicate under real-world performance conditions.
Each bolt is manufactured from ARP's proprietary 8740 chrome-moly steel, a material specification trusted across Formula, NASCAR, and endurance racing programs worldwide. The production process includes precise heat treatment and finish machining to tolerances that go well beyond what leaves the factory, ensuring every bolt in the kit performs identically — a detail that matters enormously when you need uniform clamp load across the flywheel face.
For high-RPM use, track days, or competition builds, the ability of these bolts to maintain consistent clamp load through repeated heating and cooling cycles is where they earn their reputation. OEM fasteners are designed for a single torque cycle under normal street use; ARP bolts are engineered to be retorqued, reused, and relied upon in exactly the kind of demanding environment the S14 was built for.
Installation is straightforward with direct fitment to the S14 dual mass flywheel — no drilling, thread chasing, or modification required. Whether you're freshening up a street car or assembling a dedicated track build, these bolts are one of the highest-value upgrades in any S14 bottom-end rebuild.
