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BMW Internal Engine Parts for BMW F83 M4 S55 3.0L

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Rebuilding your engine or giving your cylinder head an overhaul? Internal engine components covers parts that are located within the engine block and cylinder head. Examples include: timing chains and tensioners, rocker arms, rod bolts and studs, head bolts, valve springs, connecting rods, and more. These are Genuine BMW engine parts, performance upgrades, or approved aftermarket brands that have a long track record of reliability and quality.

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SuperTech High Performance Valve Spring Kit - 88lbs - BMW N55 S55 ...

T#:14783500

Part#: SUP-HPVSK-S55-88

Ships on Sep 30, 2026

$ 1,099.99 USD

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$ 1,099.99 USD

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WPC Treated Main Bearing Set

10X Entries Into Our F80 M3 Sweepstakes

T#:13299340

Part#: 11217849234KT2

Ships on Oct 19, 2026

Sale - Save 12% $ 888.86

This product was last offered at the strikethrough price on
06-14-2026

$ 780.17 USD

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Sale - Save 12%

$ 888.86

This product was last offered at the strikethrough price on
06-14-2026

$ 780.17 USD

Add to Wish List

Intake Hydraulic Tappet - Priced Each

10X Entries Into Our F80 M3 Sweepstakes

T#:56797117

Part#: 11337548690

Ships on Dec 14, 2026

$ 10.99 USD

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$ 10.99 USD

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5mm Single Groove Valve Keeper - Priced Each

T#:21604312

Part#: KPR-5.0-7S

Back Ordered

$ 3.99 USD

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$ 3.99 USD

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Two required per valve, necessary use with certain supertech valves 5.0mm single groove

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