3.625" big bore cylinder case for any stroke up to and including 5" and most stock length connecting rods

Features

• Machined to accept an oil filter assembly that mounts on the front of stock motor cases
• All races are line-honed and breather cavity is precision-machined to optimize breather timing for maximum oil scavenging
• Kit includes crankcase bolts, washers and nuts, cylinder mounting studs, timing hole plug, magnetic drain plug, assorted breather and oil line fittings, oil pressure switch, oil screen, spring and plug, sprocket shaft Timken bearing assembly and oil seal, pinion shaft main bearing race, cam needle bearing assembly, oil pump drive shaft bushing and installation instructions
• Machined for EFI fitment
• Made in the USA

Specifications

• Manufacturer part number: 31-0004

Note: WARNING: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Please confirm your exact model and year in the fitment chart before ordering.