New Arrivals/Restock

Flywheel Bolts – Fits AMC 4.0L & 4.2L; Compatible with Jeep CJ5, CJ7, CJ8, YJ, TJ, XJ, MJ, ZJ

flash sale iconLimited Time Sale
Until the end
03
52
56

US$10.79 cheaper than the new price!!

Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.
Used  US$7.20
quantity

Product details

Management number 234047452 Release Date 2026/06/27 List Price US$7.20 Model Number 234047452
Category

This is a set of 6 Grade 8 hex bolts, designed to fasten the flywheel to the crankshaft in all AMC 258 4.2L and 4.0L engines paired with manual transmissions. **For 4.2L engines, it fits:** - 1972-1983 CJ5, 1976-1986 CJ7, 1981-1986 CJ8 Scrambler, 1987-1990 Wrangler YJ; - 1972-1973 & 1980-1983 Wagoneer, 1974-1987 J10, 1974 & 1976 J20; - 1984-1986 Grand Wagoneer, 1972-1973 Commando, 1974-1983 Cherokee. **For 4.0L engines, it fits:** - 1991-1995 Wrangler YJ, 1997-2006 Wrangler TJ; - 1987-2001 Cherokee XJ, 1987-1992 Comanche MJ; - 1993-1994 Grand Cherokee ZJ, 1987-1990 Wagoneer. It also works with AMC 304 5.0L, 360 5.9L, and 401 6.6L engines installed in CJ and SJ models. A high-quality factory-direct replacement part, it replaces Mopar J3170524. **NOTE:** These are specifically flywheel bolts for manual transmissions, not flexplate bolts for automatic transmissions.

  • Grade 8 high strength bolts
  • **For 4.2L engines, it fits:** - 1972-1983 CJ5, 1976-1986 CJ7, 1981-1986 CJ8 Scrambler, 1987-1990 Wrangler YJ; - 1972-1973 & 1980-1983 Wagoneer, 1974-1987 J10, 1974 & 1976 J20; - 1984-1986 Grand Wagoneer, 1972-1973 Commando, 1974-1983 Cherokee. **For 4.0L engines, it fits:** - 1991-1995 Wrangler YJ, 1997-2006 Wrangler TJ; - 1987-2001 Cherokee XJ, 1987-1992 Comanche MJ; - 1993-1994 Grand Cherokee ZJ, 1987-1990 Wagoneer.
  • It also works with AMC 304 5.0L, 360 5.9L, and 401 6.6L engines installed in CJ and SJ models.
  • High Quality Factory Direct Replacement **NOTE:** These are specifically flywheel bolts for manual transmissions, not flexplate bolts for automatic transmissions. part replaces Mopar J3170524
  • If you have any questions, please feel free to contact us, we are happy to provide you with service
ASIN B0FHJ621WD
Brand Generic
Set Name AMC Engine Flywheel Bolts (6 Piece) for Manual Transmissions
Head Type Hex
Size Name 1/2"-20
Metal Type Alloy Steel
Unit Count 6.0 Count
Part Number 1/2
Thread Size 1/2"-20
Drive System Manual
Grade Rating Grade 8
Manufacturer Ocean Rise
Thread Class 2A
Thread Style Right Hand
Fastener Size 1/2"-20
Fastener Type Hexagon Bolt
Item Hardness Grade 8
Material Type Alloy Steel
Exterior Finish Black Oxide
Item Dimensions 6.5 x 4 x 0.75 inches
Number Of Items 1
Thread Coverage Fully Threaded
Number of Pieces 6
Screw Head Style Hex
Screw Point Style Hex
Manufacturer Grade Grade 8
Compatible Groove Diameter 0.5 Inches

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Product Review

You must be logged in to post a review