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Engines and Components› Engines, Blocks and Components

Hot Rods

Hot Rods Bottom End Kit, Bottom End Kit, ea, 1

Name: Hot Rods Bottom End Kit, Bottom End Kit, ea, 1
Brand: Hot Rods
SKU: H063 HR00238
Price: 774.31 USD
Availability: InStock

$910.95 $774.31 Save $136.64

SKU: H063 HR00238

Special Order

Ships in 4–6 weeks

Free Shipping over $200

$100 Minimum Order

Non-Returnable Item

DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Hot Rods Heavy Duty Crankshaft Bottom End Kit (MPN: HR00238) provides a complete and reliable solution for rebuilding the engine of Yamaha YZ85 models from 2002 to 2018. Engineered to meet or exceed OEM specifications, this kit ensures optimal performance and durability. It includes an OE replacement crankshaft with a pre-installed connecting rod, a wrist pin bearing, and a comprehensive engine gasket set for thorough rebuilds. The precision engineering of the components ensures accurate fitment and ease of installation. Please note that the water pump seal is not included in this kit.

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Part #: HR00238

Everything needed to rebuild the bottom end in one convenient box. The Bottom End Kits include the crankshaft, main bearing and seal kit, as well as the complete top and bottom end gasket kit with seals.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

Brand	Hot Rods
Part Number	H063 HR00238

Videos

Yamaha YZ85 Bottom End Rebuild

Yamaha YZ85 bottom end assembly

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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