Speed Pro Ford 289-302W Flat Top Piston 4.040 Bore 5.090 Rod -8Cc (H273CP 040) H273CP40
MPN: H273CP40
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RPI: 198178
$345.59
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Australia Wide
Handling Time
1-3 Business Days Handling Time
(Prior to Dispatch)
(Prior to Dispatch)
Return Policy
30 Days Return
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Click & Collect (no postage cost)
Unit 1/25 Bearing Road, Seven Hills, NSW, 2147
Ready-to-pickup: 1-3 Business Days*
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Speed Pro Ford 289-302W Flat Top Piston 4.040 Bore 5.090 Rod -8Cc (H273CP 040)
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
- Designedto retain standard ring gapsin the top groove
Piston Specifications:
- CID:307
- Bore: 4.040
- Stroke: 3.000
- RodLength: 5.124
- Compression Height: 1.605
- Compression Ratio with58cc chamber volume: 8.64
- Compression Ratio with60cc chamber volume: 8.45
- Compression Ratio with63cc chamber volume: 8.22
- Dome Volume: -5.0cc
- Pin Type: Press
- Recommended Ring Set: Moly -SPE251k 040, STD Fit - N/A,File Fit - SPR9343 045
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