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Engines and Components› Camshafts and Valvetrain

Jun Auto

Regular Series Intake Camshaft 300 Degree 10.9mm Lift for

$481.00 $459.10 Save $21.90

SKU: 1004M-H001

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Overview

The Jun Auto Type 1 is an intake camshaft designed for Honda B-Series engines. It features a duration of 300 degrees and a lift of 10.9mm.

Jun Auto camshafts have been proven on the track with good dyno results. This Regular Series camshaft requires upgraded valvetrain and a dyno tune for optimal performance. The camshaft is sold as a single piece.
Show original supplier description
The Jun Auto Type 1 intake camshaft, part number 1004M-H001, is engineered for performance enhancement in Honda B-Series engines. Featuring a 300-degree duration and a 10.9mm lift, this camshaft is designed to improve engine performance, particularly for high-power applications. Developed and proven on the track, Jun Auto camshafts are known for their dyno-proven results. As part of the Regular Series, this camshaft requires upgraded valvetrain components and a professional dyno tune to achieve its full potential. The camshaft is sold as an individual piece. This camshaft is compatible with a wide range of Honda B-Series engines, including various B16A, B16B, B17A, B18A, B18B, B18C (all variants), B20B, and B20Z engine codes.

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.

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Specifications

BrandJun Auto
Part Number1004M-H001
CategoryEngines and Components
5,000+ Trusted brands
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(760) 282-4645 hello@motormia.co

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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.

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