Products

Push Rods

SOLID

Forged

  • Induction Hardened
  • Direct Hardened

TUBULAR

Projection Welded

  • Cup and Ball with & without Drilled Holes
  • Both Sides Ball with & without Drilled Hole

PRESS FIT

  • Interference press fit with Cup & Ball ends steel & aluminum tube/rod as carrier.

Rocker Shaft Assemblies

Single Cylinder to Multi Cylinder Rocker Shaft Assembly

ROCKER SHAFTS

  • Steel Tube

ROCKER ARMS

  • SG iron / Chiled Cast Iron
  • Aluminum Die Cast / Investment Casting
  • Forged with Bush / Socket / Seat/ Toe/ Elephant Foot / Adjusting Screw, HLA, EBS etc.

ROCKER SUPPORTS

  • Grey Cast Iron
  • Aluminum Die Cast
  • Forged etc.

CROSS HEAD / VALVE BRIDGES

  • Forged
  • Cold Formed, HLA, EBS etc.

Shaft & Pins

ROCKER ARM SHAFTS

GEAR CHANGE SHAFTS

BALANCER SHAFTS

IDLER SHAFTS

SHACKLE PINS

KING PINS

QUALITY SYSTEM

  • Rocker shaft undergoes Pressure Testing for any leakage and Oil Hole Testing to check proper Oil Flow. Axial-hole deburring is carried out at four different stages through SPM.
  • Oil hole and mounting Hole for meeting the millipore value as per customer requirement through process capability study.

Valve Bridges & Injector Clamps

CROSS HEAD / VALVE BRIDGES

  • Forged
  • Cold Formed
  • Castings

PROCESS

  • Valve bridges are produce with help of VMC, direct hardening & case carburizing, rotary grinder & ultrasonic cleaning to ensure millipore value as per customer requirements.

CAPACITY

  • GPPL has capacity to produce more than 3 million Valve bridge per annum.

INJECTOR CLAMP

  • Forged
  • Castings

Hydraulic Mechanism

HLA

A Hydraulic lash adjuster, is a device for maintaining zero valve clearance in an IC engine.

It allows the valve train to operate with zero clearance leading to quieter operation, longer engine life, and eliminating the need for periodic adjustment of valve clearance.

  • Hydraulic Lash Adjusters (HLA)
  • Hydraulic Lash Adjuster Pushrod
  • Hydraulic Brake Rocker Arms
  • Pins for Rocker Arms and Tappets
  • Rollers for Rocker Arms and Tappets
  • Hydraulic Tappets

U-Bolts & Tappets / Lifter Valves

Valve Tappet / Lifter Valve:

  • Chilled Grey Cast Iron
  • Cold Forge
  • Hydraulic Tappet
  • Roller Tappet etc.

Ubolts:

  • Micro Alloy Steel
  • Hardened & Tempered Coated
  • Zinc Aluminium Flake
  • Manganese Phosphating

Precision Castings

CHILLED CASTING

  • Rocker Arm
  • Valve Tappet etc.

SG IRON / DUCTILE IRON

  • Main Bearing Cap
  • Rocker Arm
  • Rocker Support etc

GREY CAST IRON

  • Selector Fork
  • Rocker Support
  • Pedestal
  • Pump Housing
  • Hydraulic Housing
  • Manifold etc.

Precision Forgings

All Ferrous grade

  • Rocker Arm
  • Rocker Support
  • Valve Bridge
  • Injector Clamp
  • Idler Shaft

PROCESS

  • Single piece flow forging line with EPS (Electric Power Screw Press Technology) Plant layout and all processes have been designed and implemented under the guidance of Chinese experts from Die design to final product. Traceability maintained by every heat.

CAPACITY

  • 1500 tonnes per annum with component weight from 0.05 kgs to 2kgs