Featuring Weistec Billet Pistons & Rods! Maintains Factory 11.3:1 Compression
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Featuring Weistec Billet Pistons & Rods! Maintains Factory 11.3:1 Compression
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This cylinder head bolt service kit is for M156 6.3L "63 AMG" engines with plastic valve covers only. Includes Cylinder Head Gaskets.
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For Cars With Plastic Valve Covers Only
This product was last offered at the strikethrough price on
12-29-2025
Fix Excessive Valve Lash and Accelerated Wear to the Valvetrain
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Complete Set of 20 Main Bolts, Must be replaced each time the cylinder head is removed
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Complete Set of 20 Main Bolts, Must be replaced each time the cylinder head is removed
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This product was last offered at the strikethrough price on
12-12-2025
Designed for High RPM and Racing, Direct Replacement for M156 and standard M159 Valve Buckets
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Fully assembled, and Ready to run heads!
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Genuine Mercedes-Benz Replacement Part - Upgrade for any M156 / M159 Engine!
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MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-06-2026