Wiseco Unclassified

E30 M3 2.5L Turner/Wiseco 11.25:1 Piston

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

T#:3430

Part#: TMS3430

Ships on Jul 17, 2026

$ 174.95 USD

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$ 174.95 USD

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The TMS/Wiseco 11.25:1 piston was designed for use with the Evo3 2.5 liter crank and 2.3 connectig rods. The pistons are 95mm bore. Each set comes with rings, wrist pins and clips. Now also available in a +.25mm Overbore!

Piston Specs:
Comp Height = 1.200
Bore Size = 3.7400 (as measured on piston skirt, 1.3" below oil ring)
Suggested Clearance = .0040
Weight = 388-389g (varies piston to piston)
Valve Pocket Dia. = 1.60 (i) / 1.40 (e)
Valve Pocket Angle = 18 (i) / 19.50 (e)
Depth from TE = -.1050 (i) / -.1350 (e)

This item fits the following BMWs:
1987-1991 E30 BMW M3 with Turner 2.5 Kit

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Wiseco

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T#:301292

Part#: WISECO2.5 /3750

In Stock

$ 174.99 USD

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$ 174.99 USD

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E30 M3 2.5L Turner/Wiseco 11.25:1 Piston Set

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

T#:388358

Part#: 339073TCK635EP68

Ships on Jun 22, 2026

$ 699.00 USD

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$ 699.00 USD

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RING Compressor Sleeve - 77.50mm

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T#:16807149

Part#: RCS07750

In Stock at Vendor

$ 49.99 USD

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Qty

$ 49.99 USD

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Wiseco BMW M52B28 2.8L 24V Turbo Standard Bore 8.0:1 CR Pistons ...

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T#:640416

Part#: KE119M84

In Stock at Vendor

$ 1,157.99 USD

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Qty

$ 1,157.99 USD

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E30 M3 2.5L Turner/Wiseco 11.25:1 Piston Set

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

T#:391566

Part#: 339073TCKEBYT1GG

Ships on Jul 17, 2026

$ 699.99 USD

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$ 699.99 USD

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Replacement Piston Ring Set for Turner Motorsport/Wiseco E30 M3 2.5-l...

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T#:3439

Part#: WISERING

Special Order: No Guaranteed ETA

$ 31.99 USD

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Qty

$ 31.99 USD

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Replacement set of piston rings for the Wiseco pistons used in the TMS E30 M3 2.5-liter conversion. These are the same 95mm bore as the 2.5-liter conversion. Ring set includes 3 rings. Sold PER PISTON (Qty 1 = 1 piston)

For seventy-five years, Wiseco has been the piston of choice when it’s time to replace engine internals. To this day Wisco is one of the sole manufacturers of forged pistons within the United States and continues to develop new and exciting products every day.

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Professional Mini Cooper TriTec Piston - 77.00mm Bore - 8.5:1 - 1.043...

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T#:48815400

Part#: 6618M77

Special Order: No Guaranteed ETA

$ 183.99 USD

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Qty

$ 183.99 USD

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Wiseco Mini-Cooper TriTec Piston, 77.00 mm Bore, 1.0435 in. Compression Height, 0.8268 in. Pin Diameter, European, Set of 1. 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.

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Piston Ring Set - Priced Per Piston

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T#:376616

Part#: WIS8700XX

In Stock at Vendor

$ 33.99 USD

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$ 33.99 USD

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Wiseco Piston Kit - 94.00mm - BMW S14B23

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T#:13529580

Part#: KE110M94

Special Order: No Guaranteed ETA

$ 824.99 USD

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Qty

$ 824.99 USD

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Born over 80 years ago from the passion for racing, Wiseco is a world leader in manufacturing high-performance, forged pistons for the motorcycle, automotive, ATV, snowmobile, personal watercraft, and outboard marine markets. The Wiseco crew shares the same level of dedication to motorsports as their customers and are focused on continually refining the quality and practices it takes to exceed expectations. Engineered, forged, and machined on cutting-edge equipment in the U.S. at Wiseco’s Mentor, Ohio manufacturing facility, Wiseco pistons are the undisputed leader in quality and performance. Wiseco Performance Products, built for racers, by racers. Bore Diameter: 94.00 Compression Height: 30.22 Forging Type: Full Round Oil Ring Thickness: 2.8 Piston Material: 2618 Piston Pin Included: Yes Piston Pin Material: 9310 Piston Volume: -38.00 Product Series: European Product Types: Piston Kits Ringset Included: Yes Second Compression Ring Thickness: 1.2 Skirt Coating: Y Top Compression Ring Thickness: 1.0 Wrist Pin Diameter: 0.866 Wrist Pin Style: Floating

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Professional BMW M50B25 Piston Set – 84.50 Mm Bore

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

T#:32748258

Part#: KE114M845

Special Order: No Guaranteed ETA

$ 892.99 USD

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Qty

$ 892.99 USD

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RING Compressor Sleeve - 82.50mm

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T#:50934357

Part#: RCS08250

Back Ordered

$ 37.99 USD

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Qty

$ 37.99 USD

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Wiseco Piston Set - 84.0mm Bore - Standard Size - 8.8:1 CR - BMW M50...

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T#:15710835

Part#: KE118M84

Back Ordered

$ 1,157.99 USD

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Qty

$ 1,157.99 USD

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Wiseco Piston Kit - 94.50mm - BMW S14B23

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

T#:13529581

Part#: KE111M945

Back Ordered

$ 858.99 USD

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Qty

$ 858.99 USD

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Born over 80 years ago from the passion for racing, Wiseco is a world leader in manufacturing high-performance, forged pistons for the motorcycle, automotive, ATV, snowmobile, personal watercraft, and outboard marine markets. The Wiseco crew shares the same level of dedication to motorsports as their customers and are focused on continually refining the quality and practices it takes to exceed expectations. Engineered, forged, and machined on cutting-edge equipment in the U.S. at Wiseco’s Mentor, Ohio manufacturing facility, Wiseco pistons are the undisputed leader in quality and performance. Wiseco Performance Products, built for racers, by racers. Bore Diameter: 94.50 Compression Height: 30.22 Forging Type: Full Round Oil Ring Thickness: 2.8 Piston Material: 2618 Piston Pin Included: Yes Piston Pin Material: 9310 Piston Volume: -6.00 Product Series: European Product Types: Piston Kits Ringset Included: Yes Second Compression Ring Thickness: 1.2 Skirt Coating: Y Top Compression Ring Thickness: 1.0 Wrist Pin Diameter: 0.866 Wrist Pin Style: Floating

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Set Of 6 - M50B30 / S50B30 Forged Pistons

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

T#:20386735

Part#: KE121M86

Back Ordered

$ 1,157.99 USD

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Qty

$ 1,157.99 USD

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86.0mm Standard -10 Dome Dish 10.0:1 CR Pistons - Set of 6

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E30 M3 2.5L Turner/Wiseco 11.25:1 Piston

Wiseco

E30 M3 2.5L Turner/Wiseco 11.25:1 Piston Set

RING Compressor Sleeve - 77.50mm

Wiseco BMW M52B28 2.8L 24V Turbo Standard Bore 8.0:1 CR Pistons ...

E30 M3 2.5L Turner/Wiseco 11.25:1 Piston Set

Replacement Piston Ring Set for Turner Motorsport/Wiseco E30 M3 2.5-l...

Professional Mini Cooper TriTec Piston - 77.00mm Bore - 8.5:1 - 1.043...

Piston Ring Set - Priced Per Piston

Wiseco Piston Kit - 94.00mm - BMW S14B23

Professional BMW M50B25 Piston Set – 84.50 Mm Bore

RING Compressor Sleeve - 82.50mm

Wiseco Piston Set - 84.0mm Bore - Standard Size - 8.8:1 CR - BMW M50...

Wiseco Piston Kit - 94.50mm - BMW S14B23

Set Of 6 - M50B30 / S50B30 Forged Pistons

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