Cylinder Head Service Kit, 0.440" Lift, Honda®, CRF™ 450X, 2005-2017
Cylinder Head Service Kit, 0.440" Lift, Honda®, CRF™ 450X, 2005-2017
SKU:30-33450
Regular price
$412.17 USD
Regular price
$412.17 USD
Sale price
$412.17 USD
Unit price
per
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KPMI® is proud to introduce full CYLINDER HEAD SERVICE KITS. These kits contain all items to completely refresh and upgrade cylinder heads for popular Dirt / MX and Side x Side models with KPMI’s top quality racing valvetrain components.
Features:
- Save time money on your next cylinder head rebuild
- One package, everything you need for factory recommended valvetrain service
- Double your service life over OEM using KPMI® Valvetrain products
- Kitted with value added savings
Kit Includes:
- Dual Spring Titanium Retainer Spring Kit, Which Allows for 0.440" Valve Lift
- Top End Gasket Kit by Cometic
- KPMI® C674 Bronze Standard Valve Guides
- KPMI® S.S. Black Diamond™ Valves, Stock Head Dia.
The product image may not be accurate on the page. Please refer to the description and specifications before purchasing.
| Installation Instructions |
Click Here |
| Type | Intake/ Exhaust |
| Retainer Material | Titanium |
| Intake Valve Lift | 0.440" |
| Intake Installed Height | 1.215" |
| Intake Seat Pressure | 40# |
| Intake Open Pressure | 147# |
| Intake @ Lift | 0.440" |
| Exhaust Valve Lift | 0.440" |
| Exhaust Installed Height | 1.365" |
| Exhaust Seat Pressure | 70# |
| Exhaust Open Pressure | 203# |
| Exhaust @ Lift | 0.440" |
| Valve Type |
Intake/ Exhaust |
| Valve Material | Black Diamond™ Stainless |
| Coating | Black Nitroneg |
| Intake Head Diameter | 35.00mm/ 1.378" |
| Intake Stem Diameter | 5.5mm/ 0.2158" |
| Intake Tulip | 20º |
| Intake Overall Length | 3.315" |
| Exhaust Head Diameter | 30.00mm/ 1.181" |
| Exhaust Stem Diameter | 5.0mm/ 0.1957" |
| Exhaust Tulip | 20º |
| Exhaust Overall Length | 3.310" |
| Remarks | Standard |
| Guide Type | Intake/ Exhaust |
| Guide Material | C674 Bronze |
| Reference | See Figure 1 |
| Intake Outside Dia.: (G) | 0.4360"/ Std. |
| Intake (A) | 0.495" |
| Intake (B) | 0.520" |
| Intake (C) | 0.650" |
| Intake (D) | 0.760" |
| Intake (E) | 0.480" |
| Intake (F) | 0.2155" |
| Exhaust Outside Dia.: (G) | 0.4360"/ Std. |
| Exhaust (A) | 0.580" |
| Exhaust (B) | 0.605" |
| Exhaust (C) | 0.740" |
| Exhaust (D) | 0.890" |
| Exhaust (E) | 0.480" |
| Exhaust (F) | 0.1955" |
| Unique Identifier No. | FR327789_01GAUSt |
