11 products about 1988 Jeep J20 Crankshafts, Pistons, Rings & Connecting Rods foundFITS YOUR VEHICLE Product Specifications Notes: Standard;Standard Size; Ring Groove Widths: 5/64, 5/64, 3/16 (in.); Grey Iron w/Phosphate top ring; Grey Iron w/Phosphate Coating 2nd ring Bore Diameter: 4.080" Cylinder Quantity: 8 Outside Diameter: 4.080" Package Alert: Full Set Ring Material: Iron Size: Standard UPC: 053059135605 Part Description: Premium Piston Ring Set W O Coating More Info FITS YOUR VEHICLE Product Specifications Notes: Rubber;2 Piece;Rear Material: Rubber UPC: 023913754334 Part Description: Rear Crankshaft Seal More Info FITS YOUR VEHICLE Product Specifications Notes: Standard Size; Cast; 3 Ring Groove Piston; Ring Groove Widths: 5/64, 5/64, 3/16 (in.); 1.581 CD; Recessed Head .190 deep x 3.640 dia. w/4 valve reliefs - 9.0:1 C.R. Bore: 103.6000 mm Compression Distance: 1.581" Head Illustration: 29 Material: Cast Minimum Clearance: 0.001 @ 2.440 from top of head Pin Diameter: 23.647 mm Pin Offset: 1.524 mm Pin Type: P Ring 1 Qty: 2 Ring 1 Width: 5/64" Ring 2 Qty: 1 Ring 2 Width: 3/16" Size: Standard UPC: 614046342088 Weight W Pin Gram: 00765.+/- 00. Part Description: Piston More Info FITS YOUR VEHICLE Product Specifications Notes: w/Spicer 60-3 Axle; w/9.75in Ring Gear;w/New Process 208 Transfer Case; 2Spd; w/Part Time 4WD; w/Fixed Yoke;w/New Process 229J Transfer Case; 2Spd; Full Time 4WD;w/New Process 208 Transfer Case; 2Spd; w/Part Time 4WD;w/New Process 228J Transfer Case; 2Spd; w/Part Time 4WD Flanged Outside Diameter: 2.203" Installation Depth: 1.000" Material: Stainless Steel Overall Width: 17.480 mm Shaft Size Maximum: 1.878" Shaft Size Minimum: 47.550 mm Width on Shaft: 0.563" Part Description: Front Crankshaft Repair Sleeve More Info FITS YOUR VEHICLE Product Specifications Notes: w/New Process 208 Transfer Case; 2Spd; w/Part Time 4WD;w/New Process 229J Transfer Case; 2Spd; Full Time 4WD;w/New Process 228J Transfer Case; 2Spd; w/Part Time 4WD Flanged Outside Diameter: 56.360 mm Installation Depth: 1.000" Material: Stainless Steel Overall Width: 17.480 mm Shaft Size Maximum: 1.940" Shaft Size Minimum: 49.120 mm Width on Shaft: 14.300 mm Part Description: Front Crankshaft Repair Sleeve More Info FITS YOUR VEHICLE Product Specifications Notes: Jeep Other Names: Rear Main Seal Item Weight: 2.10 Pounds Fitment Type: Direct Replacement Part Description: Seal More Info FITS YOUR VEHICLE Product Specifications Notes: Jeep Part Description: Piston Ring FITS YOUR VEHICLE Product Specifications Notes: No 1-2-4-5 Part Description: Engine Main Bearing FITS YOUR VEHICLE Product Specifications Notes: No 3 Other Names: Main Bearings Item Dimensions: 4.7 x 4.5 x 1.7 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Part Description: Bearing-Engine Main Bearings More Info FITS YOUR VEHICLE Product Specifications Notes: Jeep Other Names: Bearing Item Dimensions: 2.9 x 2.2 x 1.4 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Part Description: Bearing Kit More Info FITS YOUR VEHICLE Product Specifications Notes: Jeep Part Description: Piston