Harddrive Cylinder - 1340 FR/RR Cylinder — Harley-Davidson Electra Glide Classic, Softail Custom, Softail Heritage Classic (1984-1999)

Harddrive cylinder for 1340cc V-twin engines, available in cast iron for Shovel applications or aluminum with cast iron sleeves for EVO and Sportster builds. Sold individually and requires finish honing and matching to your pistons for proper fitment.

Features

• Cast iron or aluminum construction depending on application
• Powder coated black with machined fins for OEM appearance
• Suitable for stock replacement or big bore displacement increases
• Requires finish honing and piston matching before installation
• Pistons sold separately

Specifications

• Brand: Harddrive
• Manufacturer Part #: 34-013
• UPC: 191361166655
• Length: 8.66 in
• Width: 8.66 in
• Height: 8.66 in
• Weight: 8.8184 lbs
• Country of Origin: China (Taiwan)

Fitment

Fits V-twin motorcycles including Harley-Davidson Shovel, EVO, and Sportster models. Verify engine displacement and construction type (cast iron vs. aluminum) before ordering.

Frequently Asked Questions

Do I need to finish hone these cylinders before installation?

Yes — all cylinders are sold unfinished and must be honed and matched to your pistons for proper ring seal and clearance.

Are pistons included with this cylinder?

No — pistons are sold separately. You must source and match pistons to this cylinder bore.

Can I use this for a big bore build?

Yes — Harddrive cylinders are suitable for stock replacement or displacement increases on compatible V-twin engines.

What finish comes on the cylinder?

Black powder coat with machined fins for a stock OEM appearance.

Does this fit Sportster and EVO engines?

Yes — Harddrive offers both cast iron Shovel cylinders and aluminum cylinders with cast iron sleeves for EVO and Sportster applications.