Yamaha FZ-07/MT-07/R-7 Standard Bore High Compression Piston Kit 700cc
$619.99
Utilizing State of the Art CNC machines for manufacturing, along with purpose-designed forgings, while being able to maintain exacting specifications on each and every piston – holding tolerances to millionths of an inch. Weight per piston 212 grams
SP01-FZ07/MT07/R7-Guidlines-with-Information
4 in stock
Description
Spears Racing High Compression Pistons FZ07/MT-07/R7 have been the piston of choice by several of the American Flat Track (AFT) teams and now most of the MotoAmerica roadracing teams.
The Spears Racing branded piston (Preferred Performance) have been winning races and Championships all over the world for over 4 decades. Spears Racing pistons have been in several of the race wins in close course racing and in road circuits in Europe and has won the Isle Of Man TT Twins several times.
Spears Racing’s High Compression Pistons FZ07/MT-07/R7 13.0 to 1 kit includes pistons, rings, lighter wrist pins, cir clips . The compression is 13 to 1. Dome features smooth flowing radius, under crown machining to lessen the overall weight. Anti Det. Grooves, Accumulator Groove, Double Broach Grooves for extreme applications including professional competition.
Spears Racing standard bore pistons are used by MP13/Cory Ventura race team, and has allowed numerous MotoAmerica Victories.
The compression ratio of these pistons is 13:0 to 1.(We recommend the use of OEM Yamaha Head gasket) Dome features smooth flowing radius, under crown machining to lessen the overall weight. Anti Det. Grooves, Accumulator Grooves, Double Broach Grooves for extreme applications including professional competition. These pistons also have had the domes (tops) of each unit brushed ,this will insure that all of the sharp edges of the dome and not creating more heat in the combustion chamber
Spears race pistons with the State of the Art CNC Machining and manufacturing alliances with JE Piston for decades. Spears Racing continuous committed to excellence to advance as the industry changes. This commitment has resulted in more forgings specific to certain applications, proprietary treated wrist pins and piston rings manufactured only for us. Each of these aspects has been put through stringent research and development stages to ensure that our product will exceed your standards.
At the forefront of performance, piston manufacturing has been a result of continuous research and development of unique materials, piston designs and technologies. Utilizing State of the Art CNC machines for manufacturing, along with purpose-designed forgings, while being able to maintain exacting specifications on each and every piston – holding tolerances to millionths of an inch
Spears Racing High Compression Pistons FZ07/MT-07/R7 have been winning races and Championships all over the world, this piston designs makes more than the Factory Pistons. Spears Racing pistons have been in several of the race wins in close course racing and in road circuits in Australia, Europe, North America, South America South Africa and has won the Isle Of Man TT Twins multiple times.
“Preferred Performance” Pistons Kits By Spears Racing
Piston Terminology for Spears Racing Pistons:
“Preferred Performance” Pistons Kits By Spears Racing
What are Piston Terms
Spears Racing’s High Compression Pistons FZ07/MT-07/R7 kit 13.0 to 1 Includes the Following:
Large Valve Pockets for 1mm over valves
Pistons x 2
Wrist Pins x 2
Piston Rings x 2
Cir Clips x 4
Piston Weight:212 grams
Detailed install specification sheet.
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