Clutch Flywheel for 1985-1998 Chevrolet/GMC 4.3L 5.7L (Astro, Blazer, C10, C1500) NFW1023
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The LuK Rigid Flywheel (part number LFW103) is a direct-fit replacement for 1986-1998 Chevrolet and GMC vehicles with 4.3L, 5.7L, and 5.0L engines.
Features:
Specifications:
| Has Dowel Pins | without Dowel Pins |
| Dowel hole diameter | .315 |
| Ring Gear Mounting O.D. | 13.307 |
| Ring Gear Number | 326310195 |
| Flywheel Friction Surface Inner diameter | 6.496 |
| Bolt Hole Pattern | 2 |
| Flywheel friction surface outer diameter | 12.126 |
| Ring Gear Chamfer Side | Not available |
| Ring Gear Thickness | .461 |
| Crank To Friction Surface | .976 |
| I.D. for Pilot | 2.067 |
| Bolt hole PCD crankshaft | 2.992 |
| Dowel Hole Pattern | 13 |
| Flywheel Thickness [mm] | 1.240 |
Fits: 1986-1998 Chevrolet and GMC models including Astro, Blazer, C10, C1500, C20, C2500, C30, C3500 and more - 4.3L, 5.7L, and 5.0L engines. Confirm your year, make, model, and engine before ordering.
Fitment Notes: w/o Air Conditioning, w/o Air Pump
Interchanges With: Super Touring NFW1007, Chevrolet 10105832