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KB Hypereutectic Stock Replacement Pistons

KB Hypereutectic Stock Replacement Pistons

Select subgroup:
for Evolution Big Twin (high compression)
for Evolution Big Twin (high compression)
for Knucklehead, Panhead and Shovelhead 1200cc
for Knucklehead, Panhead and Shovelhead 1200cc
 for Evolution Sportster 883cc
for Evolution Sportster 883cc
 for Evolution Sportster 1200cc
for Evolution Sportster 1200cc
Select variant:
60-338
Over-/Undersize: +0.020 ”
60-335
Over-/Undersize: +0.000 ”
 60-336
Over-/Undersize: +0.005 ”
 60-337
Over-/Undersize: +0.010 ”
 60-339
Over-/Undersize: +0.030 ”
Price and stock:
Item №
60-338
Price incl. VAT
309.70 €
Available
0
Temporarily out of stock
The price includes 49.45 € German VAT.

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Facts
Description
  • Pistons »domed« by KB Performance Pistons
  • fits Evolution Big Twin 1984-1999
  • aluminum
  • Over-/Undersize: +0.020 ”
  • stroke: 4-1/4 ”
  • nominal bore: 3-1/2 ”
  • 1340 cm³
  • compression: 9.6:1
  • USA
  • gross weight: 1.3 kg

These pistons by KB for Harley-Davidson motorcycles are made from Hypereutectic 390 alloy. This low expansion alloy allows for a tighter piston to wall running clearance compared to forged pistons. All pistons feature fully machined crowns and valve reliefs. The wrist pins are full floating. KB pistons are sold as pairs and include piston rings and triple wound spiral locks.

Spare parts:

61-903

61-903

Piston ring set by Hastings; fits 1340cc Shovelhead; cast iron / steel, compression rings with hard chromium faces; Over-/Undersize: +0.030 ”; nominal bore: 3-1/2 ”; compression ring height: 1/16 ”; oil ring height G: 3/16 ”; replaces OEM HD 22337-78B; USA; gross weight: 117 g
more …

Have any questions?

Our service team will be glad to help out: Mondays - Thursdays 08:00-17:00 CET, Fridays 08:00-16:00 CET, Phone: +49 / 931 250 61 16, eMail: service@wwag.com