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Ships within 48 hours · Estimated delivery Jul 19 - Jul 24
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Description
Wiseco Pistons K634M88 K24 K20 88mm Piston SetWiseco pistons go through more finishing processes than any other piston on the market without driving the cost up. They come with more features standard than any other piston on the market, at a more affordable price than many of the competitors. All of the Wiseco pistons for this application come standard with anti friction skirt coating which helps minimize scuffing during break in and lower friction on the cylinder wall. The top face of the piston
Wiseco pistons go through more finishing processes than any other piston on the market without driving the cost up. They come with more features standard than any other piston on the market, at a more affordable price than many of the competitors. All of the Wiseco pistons for this application come standard with anti-friction skirt coating which helps minimize scuffing during break-in and lower friction on the cylinder wall. The top face of the piston is textured to improve the combustion characteristics, and all kits come with rings, pins and locks.Car Make: Acura / Honda
Car Model: RSX Type S / Civic Si
Years: 2002-2006 RSX Type S, 2006-2011 Civic Si
Engine: K20A2, K20Z1, K20Z3, K24A with K20A Head
Included Ring Set: 8800XX
Compression Ratio: 11.4:1 (k20) / 13.0:1 (K24)
Face Type: Dome
Dome CC: 5 cc
Gasket Thickness: 0.025"
Head CC: 50.5 cc
Gram Weight: 327 g
Pin Size: 22mm
Compression Height: 30mm
Rod Length: 139mm (K20) / 152mm (K24)
Stroke: 3.386" (K20) / 3.897" (K24)
Bore: 88mm
Material: 2618
Bore Size: +0.080" (K22) / +0.040" (K24)
Standard Pin (Included): S618
Pin Locks (Included): W5590
Ring Part#: 8800XX
Suggested Head Gasket (Not Included): 0.025
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.2 ★★★★★
Based on 25 reviews
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Product Reviews
★★★★★ 4
Overpriced but works
Size: Mop Cloth-4
Easy replacement, tear off and slap on. Can’t really go wrong. Fit is perfect. Floors started to get feel consistently again. I feel like this product is definitely overpriced for what it is.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 12, 2026
★★★★★ 5
Works
Size: Mop Cloth-4
Works well on my Roborocks, no issues
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 21, 2025
★★★★★ 5
Perfect
Size: 23 Pcs for eufy C20 Omni
Great quality and cost efficient
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
★★★★★ 5
Fits my Eufy vacuum well
Size: 19 Pcs for eufy L60/ L50 Series
Bought these replacements for my Eufy vacuum. They fit and work great! No issues.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 6, 2026
★★★★★ 5
Great value and quality parts
Size: 23 Pcs for eufy C20 Omni
The parts are great and working perfectly! Very happy with this purchase.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 17, 2025
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