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S&S Cycle 84-99 BT 640 Camshaft

S&S Cycle · New

S&S Cycle 84-99 BT 640 Camshaft

MPN 33-5108 · Store SKU ssc33-5108

$255.95
IN STOCK1 ready to ship

Supplier stock checked 11/7/2026, 4:49:58 PM UTC. Adding a part does not reserve it.

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Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.

Product details

This 640 is for 1984-1999 Harley-Davidson® big twin models with large displacement motors with compression ratios of 10.5 - 11.5:1 or smaller motors with 11:1 - 12:1 compression ratio, does not require as much compression as the 631. For hydraulic tappet, spring spacing is required. 640

Manufacturer fitment & guides

Check 33-5108 against the manufacturer’s application information below.

A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.

Part-specific notes

  • Not CARB approved. Destination and intended-use restrictions must be checked before sale.
  • Emissions acknowledgement required before purchase.
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