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WISECO FORGED PISTON KITS FOR KNUCKLEHEAD, PANHEAD AND SHOVELHEAD

WISECO FORGED PISTON KITS FOR KNUCKLEHEAD, PANHEAD AND SHOVELHEAD

WISECO HIGH-COMPRESSION PISTON KITS FOR EVOLUTION SPORTSTERS AND BIG TWIN

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WISECO 3 3/4" BIG BORE PISTON KITS FOR EVOLUTION BIG TWIN

WISECO 3 3/4" BIG BORE PISTON KITS FOR EVOLUTION BIG TWIN

Newly designed high-compression piston kits for Evolution engines. Wiseco forged pistons are well-known for their superior strength over stock cast pistons and can be set-up at .0025" to .0035" clearance for quieter operation. Compression ratio listed is with stock stroke. Each kit includes 2 pistons with rings, pins and clips.


Specifications

Sportster thru 2003 Evolution Big Twin
Dome 1 2 3 4
XL1200 XL1200 1340 1340
9:1 10.5:1 8.5:1 10:1
Size Compr. Compr. Compr. Compr.
Std.
730049
£403.77
238789
£423.96
235285
£397.43
730054
£423.96
+.005" -
238792
£403.77
-
730055
£403.77
+.010"
730050
£423.96
238790
£403.77
235286
£397.43
730056
£423.96
+.020"
730051
£403.77
238791
£403.77
235287
£397.43
730057
£423.96
+.030" - -
235288
£397.43
730058
£403.77
+.040" -
238793
£403.77
235289
£397.43
730059
£423.96
Piston dome specifications
All valve pocket specifications are measured from deck height
Dome Style Dome Volume Intake Pocket Exhaust Pocket
Depth Diameter Depth Diameter
1 -2.8 cc -.214" 2.100" -.214" 2.100"
2 +6.0 cc -.225" 2.100" -.225" 2.100"
3 -1.5 cc -.178" 2.000" -.178" 2.000"
4 +12.9 cc -.143" 2.080" -.138" 1.740"
5 +19.0 cc -.165" 2.080" -.165" 2.080"

Prices exclude shipping, import duties and installation.

Prices are based on EUR to GBP interbank rates obtained daily. The interbank rate is the rate that banks trade currency to each other. These prices must be used as a guide.