REINFORCED CRANK MAIN CAP BOLT

Crankshaft is one of the crucial part that have weighing by combustion power that changed rotation. Crank Main Cap Stud Bolt is a shaft bearing part of crank shaft that fixes a block and a cap connecting together. If this part gets thermal expansion a crank housing could not be kept in circular shape and it could be possible to get scorching. JUN Crank Main Cap Stud Kit has designed to diffuse the tension that usually concentrate at a point to make the most use of the screw by the cylinder head. Therefore, this is resistant to vibration and easier to lead potential-up.
JUN produces 2 kinds of Crank Main Cap Stud Kit; Regular Type (with no machining), and Racing Type (with machining using for stout bolts and holes).
  • CRANK MAIN CAP BOLT

JUN REINFORCED CRANK MAIN CAP BOLT
Engine Form Size[mm] Part # MSRP(yen) Remarks
NISSAN
L4 StudStock 1025M-N004JPY23,760*1
L6 StudStock 1025M-N005JPY25,920*1
SR20DE(T) StudStock 1025M-N003JPY23,760*1
12 1025M-N002RdiscontinuedBolt hole expansion processing is necessary.
RB26DETT
RB25DE(T)
RB20DE(T)
StudStock 1025M-N008JPY31,320*1
12 1025M-N001RdiscontinuedBolt hole expansion processing is necessary.
VQ35DE StudStock 1025M-N006JPY41,040*1
VR38DETT StudStock 1025M-N007JPY45,360*1
TOYOTA
4A-G(16V) BoltStock 1025M-T001JPY17,280*1
StudStock 1025M-T002JPY23,760*1
7M-GTE StudStock 1025M-T004JPY34,560*1
2JZ-G(T)E StudStock 1025M-T005JPY34,560*1 / 1993-1998
HONDA
B16A StudStock 1025M-H001JPY21,600*1
B16B/B18C StudStock 1025M-H002JPY23,760*1
H22A StudStock 1025M-H003JPY23,760*1
MITSUBISHI
4G63 BoltStock 1025M-M001JPY54,000*1
4B11 BoltStock 1025M-M003JPY21,600*1
StudStock 1025M-M004JPY30,240*1
6G72 StudStock 1025M-M002JPY34,560*1
SUBARU
EJ20/EJ25 StudStock 1025M-F001JPY88,560*1 / Crank case bolt
MAZDA
B6/BP StudStock 1025M-Z001JPY23,760*1
*1 Manufactured by ARP Inc.