Rotherham Engine Supplies

Unit 2a Thornhill Industrial Estate, Hope Street, Rotherham, S60 1LH

About

Based in Sheffield, South Yorkshire, Rotherham Engine Supplies Limited is a specialist UK contract manufacturer with over 20 years of experience in engine component machining and repair, serving a wide operational scale from 50cc motorbikes to large commercial trucks. Their comprehensive capabilities include cylinder head machining, reboring, sleeving, crankshaft grinding, and line boring, utilizing advanced equipment like Delapina Autostroker and Serdi machines with P.C.D. cutting inserts for superior finishes. They also offer spark eroding, connecting rod re-sizing, Helicoil fitting, glow plug removal, brake disc re-machining, engine rebuilds, and onsite services. Rotherham Engine Supplies handles cylinder heads from major manufacturers such as Volvo, M.A.N, Daf, and Scania, performing pressure testing, valve guide work, broken stud removal, welding, and metal stitching on cracked heads and blocks. A key differentiator is their well-stocked parts department, with a focus on sourcing hard-to-find parts for classic vehicles.

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Rotherham Engine Supplies Limited, based in Sheffield, South Yorkshire, is a specialist in engine component machining and repair services with over 20 years of experience. They cater to a broad spectrum of engines, from small 50cc motorbikes to large commercial trucks, demonstrating a significant operational scale and versatility.

The company offers a comprehensive suite of machining and repair capabilities, including cylinder head machining, reboring, sleeving, crankshaft grinding, line boring, and flywheel grinding. They employ advanced equipment such as Delapina Autostroker, Scledum B02500, Serdi, and A.M.C. SCHOU 1400 machines, utilising P.C.D. cutting inserts for superior surface finishes. Additional services include spark eroding, connecting rod re-sizing, Helicoil and Timesert fitting, glow plug removal, brake disc re-machining, engine rebuilds, and engine fitting, with onsite services also available.

Rotherham Engine Supplies Limited is equipped to handle cylinder heads from major manufacturers like Volvo, M.A.N, Daf, and Scania, performing pressure testing, sleeving valve guides, drilling out broken studs, re-shimming valve clearances, welding, and metal stitching cracked heads and blocks. They also maintain a well-stocked parts department, with a particular focus on sourcing hard-to-find parts for classic vehicles.

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CNC capability3

Sub-process
Tolerance (typical)
MOQ (minimum batch)

Materials & sectors2

Materials
Industries served

Services & production2

DFM support
In-house finishing
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CNC capability: Specialist categories · Named machine brands · Tier-one builder presence · CAM software · Aerospace-grade CAM · CAD software · In-house design · Tolerance (tight) · Micro-machining · Lead time (weeks)

Certifications & approvals: ISO 9001 · ISO 14001 · AS9100 · ISO 13485 · IATF 16949 · NADCAP · Primes supplied · ITAR registered

Welding & fabrication: Welding automation · Welding materials · Coded welding (any) · Fabrication offered · Fabrication sub-categories · EN 1090 EXC level

Quality & traceability: NDT methods · Part marking · Process traceability · CofC offered · Cleanroom assembly · 3D scanning · Industrial CT · In-house toolroom · FAIR capability (AS9102)

Services & production: Repeat orders (Kanban / VMI)