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Free Shipping on orders over $69.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Free Shipping on orders over $69.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Kpmi

Kpmi 191-41055K 30-32600 TOP END SERVICE KIT SS VALVE CONVERSION W/SPRINGS

MPN: 30-32600 SKU: 191-41055K
Kpmi

Kpmi 191-41055K 30-32600 TOP END SERVICE KIT SS VALVE CONVERSION W/SPRINGS

MPN: 30-32600 SKU: 191-41055K
Availability:
Only 4 left!
These pistons have been designed to incorporate a domed piston deck, resulting in a high compression profile and offsetting any change in volume caused by valve dishes. While maintaining compression through piston shape, we’ve minimized moving mass in our stainless steel valvetrain conversion by lightening our steel valves. The conversion to Black Diamond™ Stainless Steel Valves offers up to double the life over stock Titanium valves without a loss in performance.Features Designed specifically for the performance demands of popular racing MX Bikes and Quads Pistons designed to maintain the stock compression after the effects of the dished stainless valves 2618 Alloy Fully CNC Machined Piston with performance skirt coating Black Diamond™ Stainless Steel conversion system significantly increases valve durability Lightweight Racing Spring Kit compatible with high performance cams All of the gaskets, rings, pins and seals required for a top end rebuild Includes Piston, Rings, Clips and Pin Includes Top End Gasket Kit by Cometic Includes KPMI® S.S. Black Diamond™ Valves, Stock Head Dia. Includes Dual Spring Titanium Retainer Spring Kit, Which Allows for 0.440” In. and Ex. Valve Lift
Original price $660.95 - Original price $660.95
Original price
$660.95
$660.95 - $660.95
Current price $660.95

Product Details

These pistons have been designed to incorporate a domed piston deck, resulting in a high compression profile and offsetting any change in volume caused by valve dishes. While maintaining compression through piston shape, we’ve minimized moving mass in our stainless steel valvetrain conversion by lightening our steel valves. The conversion to Black Diamond™ Stainless Steel Valves offers up to double the life over stock Titanium valves without a loss in performance.


Features

  • Designed specifically for the performance demands of popular racing MX Bikes and Quads
  • Pistons designed to maintain the stock compression after the effects of the dished stainless valves
  • 2618 Alloy Fully CNC Machined Piston with performance skirt coating
  • Black Diamond™ Stainless Steel conversion system significantly increases valve durability
  • Lightweight Racing Spring Kit compatible with high performance cams
  • All of the gaskets, rings, pins and seals required for a top end rebuild
  • Includes Piston, Rings, Clips and Pin
  • Includes Top End Gasket Kit by Cometic
  • Includes KPMI® S.S. Black Diamond™ Valves, Stock Head Dia.
  • Includes Dual Spring Titanium Retainer Spring Kit, Which Allows for 0.440” In. and Ex. Valve Lift
Product Description

These pistons have been designed to incorporate a domed piston deck, resulting in a high compression profile and offsetting any change in volume caused by valve dishes. While maintaining compression through piston shape, we’ve minimized moving mass in our stainless steel valvetrain conversion by lightening our steel valves. The conversion to Black Diamond™ Stainless Steel Valves offers up to double the life over stock Titanium valves without a loss in performance.


Features

  • Designed specifically for the performance demands of popular racing MX Bikes and Quads
  • Pistons designed to maintain the stock compression after the effects of the dished stainless valves
  • 2618 Alloy Fully CNC Machined Piston with performance skirt coating
  • Black Diamond™ Stainless Steel conversion system significantly increases valve durability
  • Lightweight Racing Spring Kit compatible with high performance cams
  • All of the gaskets, rings, pins and seals required for a top end rebuild
  • Includes Piston, Rings, Clips and Pin
  • Includes Top End Gasket Kit by Cometic
  • Includes KPMI® S.S. Black Diamond™ Valves, Stock Head Dia.
  • Includes Dual Spring Titanium Retainer Spring Kit, Which Allows for 0.440” In. and Ex. Valve Lift
Part Numbers
Store SKU MFR. Product # Availability
191-41055K 30-32600 In Stock

These pistons have been designed to incorporate a domed piston deck, resulting in a high compression profile and offsetting any change in volume caused by valve dishes. While maintaining compression through piston shape, we’ve minimized moving mass in our stainless steel valvetrain conversion by lightening our steel valves. The conversion to Black Diamond™ Stainless Steel Valves offers up to double the life over stock Titanium valves without a loss in performance.


Features

  • Designed specifically for the performance demands of popular racing MX Bikes and Quads
  • Pistons designed to maintain the stock compression after the effects of the dished stainless valves
  • 2618 Alloy Fully CNC Machined Piston with performance skirt coating
  • Black Diamond™ Stainless Steel conversion system significantly increases valve durability
  • Lightweight Racing Spring Kit compatible with high performance cams
  • All of the gaskets, rings, pins and seals required for a top end rebuild
  • Includes Piston, Rings, Clips and Pin
  • Includes Top End Gasket Kit by Cometic
  • Includes KPMI® S.S. Black Diamond™ Valves, Stock Head Dia.
  • Includes Dual Spring Titanium Retainer Spring Kit, Which Allows for 0.440” In. and Ex. Valve Lift