Speed Pro Chev 454 Dome Top Pistons 4.280 Bore +10.5Cc Dome 8.7:1 (H426CP 030) H426CP30
MPN: H426CP30
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RPI: 198192
$397.16
Trackable Shipping
Australia Wide
Handling Time
1-3 Business Days Handling Time
(Prior to Dispatch)
(Prior to Dispatch)
Return Policy
30 Days Return
Click & Collect (no postage cost)
Unit 1/25 Bearing Road, Seven Hills, NSW, 2147
Ready-to-pickup: 1-3 Business Days*
*You'll receive a notification when your order is ready for pickup. For store details and opening hours, click here
These ruggedly durablepistons are made withexclusive high strength FM425alloy, and enhanced with16.5% silicon for excellenttensile strength and scuffresistance. This advancedmetallurgy permits tighterbore clearances, which helpminimise noise on cold enginestart-up. These pistons arethe ideal choice for streetperformance applications andlate-model replacement.
More Sealed Powerhypereutectics benefits:
- Higherstrength than cast or forgedat operating temperature
- Finely dispersed siliconparticles provide a highlyresistant wear surface andreduces scuffing
- Lower material growth allowspistons to be fit tighter,improving cylinder sealingfor less blow-by and morepower
- High siliconcontent allows elimination ofgroove inserts in certainapplications
- Designedtoretain standard ring gapsin the top groove
Piston Specifications:
- CID:461
- Bore: 4.280
- Stroke: 4.000
- RodLength: 6.135
- Compression Height: 1.640
- Compression Ratio with100cc chamber volume: 9.84
- Compression Ratiowith 117cc chamber volume:8.69
- CompressionRatio with 124cc chambervolume: 8.27
- DomeVolume: +10.5cc
- PinType: Press or Float
- Recommended Ring Set: Moly -SPE233K 030, STD Fit -SPR9905 030, File Fit -SPR9590 035
- Coatedskirt
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