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
Piston Set By JE - 87.5mm +.50mm Oversize Bore | 11.5:1 CR | Stock Stroke 91mm - BMW S54NOTE: Image shown not actual parts. JE Pistons is the leader in forged racing pistons. With 70 plus years of experience, in house forging, and industry leading technology, JE Pistons are designed to perform at the top levels of all forms of motorsports. Bore (in) 3. 445 Bore (mm) 87. 5 Top Compression Ring Thickness 0. 0400 Second Compression Ring Thickness 0. 0480 Oil Ring Thickness 0. 111 Forging Type FSR Volume (cc) 13. 80 Series JE Pistons Piston
NOTE: Image shown not actual parts.JE Pistons is the leader in forged racing pistons. With 70-plus years of experience, in-house forging, and industry-leading technology, JE Pistons are designed to perform at the top levels of all forms of motorsports.
Bore (in) 3.445
Bore (mm) 87.5
Top Compression Ring Thickness 0.0400
Second Compression Ring Thickness 0.0480
Oil Ring Thickness 0.111
Forging Type FSR
Volume (cc) -13.80
Series JE Pistons
Piston Head Type Inv Dome/Dish
Pin Diameter (IN) 0.827
Compression Height 1.271
Make BMW
Wrist Pin Style - floating or press fit Floating
Wall Type CHAMFERED
Wall Thickness (IN) 0.150
Ringset Part Number JG1001-3445
Ring Brand ProSeal
Ringset Included Yes
Retainer Thickness 0.063
Retainer Lock Style Wire Lock
Retainer Lock Part Number 827-063-MW
Retainer Diameter (IN) 0.827
Replacement Single Piston 297118S
Replaced By 289133
Piston Pin Inside Diameter 0.527
Piston Pin Material 5115 LOW CARBON STEEL, CASE HARDENED
Piston Material 2618
Piston Pin Length (IN) 2.250
Piston Avg Wt 332
Pin Offset Yes
Pin Brand JE Pistons
Pin Part Number 827-2250-15-51C
Pin Included Yes
Pin Diameter (mm) 21.00
Oil Rail Support Included No
Deck Clearance -0.008
Brand JE Pistons
OE Part #: 11-25-7-834-017 / 11 25 7 834 017 / 11257834017
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 2447 reviews
Sort
Product Reviews
★★★★★ 5
Great socks
My fav socks. I am a size 9 women’s and they fit perfect. They are soft and comfortable
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 16, 2026
★★★★★ 5
Great socks!
These are great low cut socks with padding in appropriate places. The shape keeps them from sliding down in my tennis shoes. I just wish more than three pair came in the pack.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 9, 2026
★★★★★ 5
Great socks
Size: Large, Color: (672) Super Pink / Blaze Orange / Super Pink
My favorite socks! Fit great and don’t slip down in my shoes. They are cozy and cushiony. I love the colors too.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 21, 2025
★★★★★ 5
Quality under armor product
These are so very comfortable they are thin yet keep my feet warm around the house while it’s snowing outside
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 7, 2026
★★★★★ 5
Fav socks
My favorite socks! Love them!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 20, 2026
recommand products
Emporio Armani 41mm Federico Green Dial Date Stainless Steel Watch
119.50
Custom Photo Mr. Good Lookin' Is Cookin' - Personalized Apron
40.69
SALE Nephele Dixie Bags Unique Handmade Recycled Sustainable Upcycled Leather
40.00
Mom You Hold My Hand A Little While Gift For Mom Personalized 2-Layer Wooden Plaque
29.69
Custom Photo Drive Safe - Personalized Leather Photo Keychain
32.95