Hot Rods Precision Crafted High Performance Connector Rod Kit 8603
$107.13
Free shipping included
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Shipping, delivery & returns
Free shipping · USPS (Standard Shipping)
📦 Est. delivery Jun 26, 2026 – Jun 29, 2026
Ships from Hilliard, Ohio, US
🌍 Ships worldwide
↩️ Returns accepted · 30 calendar day · seller pays return shipping
Seller
About this item
High-tech crank and wrist bearings. AISI carburized crank pin. Silver-coated crank pin bearing. Forged from 8620 AISI steel, hardness-tested to insure strength and durability. Forged rod manufactured with copper-coated surfaces to protect the rod beam becoming brittle during the case-hardening process.
Specifications
| Material | 8620 Steel |
| Product Name | Connecting Rod Kit |
| Product Type | Engine |
| Prop65 | See Item Description |
| Units | Kit |
| Part Type | Other |
| Alt MPN 1 | 162324 |
| Alt MPN 2 | 421-8603 |
Show 14 more specs ▾
| Alt MPN 3 | 870009 |
| Alt MPN 4 | CR184 |
| Alt MPN 5 | hds8603 |
| Category 1 | Cams / Cranks / Rods |
| Ride Type 1 | ATV/UTV - ATV / ATC |
| Average Delivery Time | 4-5 Days |
| Package Weight | 0.4500 |
| Package Length | 6.60 |
| Package Width | 2.30 |
| Package Height | 1.20 |
| Freee Shipping (Lower 48) | Yes |
| Warranty | 90 Days |
| Brand | Hot Rods |
| Manufacturer Part Number | 8603 |
Item description from seller
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• MOTOMENTUM
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• combined shipping available
Hot Rods Precision Crafted High Performance Connector Rod Kit 8603
Description
Affordable premium quality replacement connecting rods. High-tech crank and wrist bearings. AISI carburized crank pin. Silver-coated crank pin bearing. A. E. recommended phosphor bronze thrust washers. Forged from 8620 AISI steel, hardness-tested to insure strength and durability. Forged rod manufactured with copper-coated surfaces to protect the rod beam becoming brittle during the case-hardening process. Made in USA.
• Heavy-duty OE replacement connecting rods
• Certified 8620 AISI steel provides superior strength
• Crankpins are manufactured from hot-rolled ASTM 4115 and case hardened to 58-62Rc
• Feature the latest in caged needle roller bearing designs for high rpm longevity
• Uniquely designed big end uses strategically located side scalloping and vent slots to minimize bearing race distortion at high rpm
• Small ends are double drilled to supply extra lubrication and cooling to the wrist pin bearing, which is especially important when the piston crown is close to the wrist pin bearing
• Shot-peened to eliminate surface stress risers and to smoothly blend together the rod forging's radiuses
• Double honing produces an ultra-round bearing surface for reliability at high rpm
• Most rod assemblies are sold complete with rod, crank pin, crank pin bearing, top-end bearing and silver-coated bronze phosphor thrust washers
• Compatible with Hot Rods and OE crankshafts
• Made in U.S.A.; connecting rod manufactured at Hot Rods Iowa facility
Item Specifics
ALT MPN 1 162324 ALT MPN 2 421-8603 ALT MPN 3 870009 ALT MPN 4 Cr184 ALT MPN 5 Hds8603 AVERAGE DELIVERY TIME 4-5 Days BRAND Hot Rods CATEGORY 1 Cams / Cranks / Rods FREEE SHIPPING (LOWER 48) Yes MANUFACTURER PART NUMBER 8603 MATERIAL 8620 Steel PACKAGE HEIGHT 1.20 PACKAGE LENGTH 6.60 PACKAGE WEIGHT 0.4500 PACKAGE WIDTH 2.30 PART TYPE Other PRODUCT NAME Connecting Rod Kit PRODUCT TYPE Engine PROP65 See Item Description RIDE TYPE 1 ATV/UTV - ATV / Atc UNITS Kit WARRANTY 90 Days
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Before purchasing this item, please make sure that you have reviewed and understand our POLICIES and SHIPPING INFORMATION.
PROP 65. Warning for California residents.
WARNING:
This product may contain chemicals known to the State of California to cause cancer, birth defects, or reproductive harm.
CONTAINS: PROP 65
See www.P65Warnings.ca.gov
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