Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 10 - Jul 15
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Wiseco BBC BIG CHF 3815 HEAD +15.6cc (6421B125) Piston Shelf Stock KitProfessional Series forged racing pistons from Wiseco are no expense spared pistons designed for the serious racers and builders. Packed full of custom level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco? s Professional Series.
Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco?s Professional Series.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
4.6 ★★★★★
Based on 2180 reviews
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Product Reviews
★★★★★ 4
Great oil but...
Size: 5 Quarts
Great oil. My only gripe is that I need 5.5QT's and single quarts are not available in this weight. Even if it was it looks like a single qt would cost about as much as 5qt's.
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Reviewed in the United States on September 10, 2024
★★★★★ 5
oil
Size: 5 Quarts
perfect for old high performance engines
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Reviewed in the United States on April 7, 2026
★★★★★ 5
muy bién Gracia
Size: 5 Quarts, Pack of 3
muy bién Gracia
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Reviewed in the United States on April 6, 2026
★★★★★ 5
GREAT
B.E.AUTIFULL THANXS
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Reviewed in the United States on March 14, 2026
★★★★★ 5
Perfect fit
Perfect for a 2016 Honda Civic. Job well done
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Reviewed in the United States on October 13, 2025