ICE & Aftermarket
Sigma delivers precision metal components and assemblies for internal combustion, hybrid, and legacy vehicle platforms. From engine blocks, heads, and oil pumps to complex cast housings and turned parts, our solutions ensure consistent quality, reliability, and performance for both production and aftermarket programmes. We combine deep sector expertise with proven supply networks to support long-term, stable, and cost-effective supply
PMDC Supercharger Housings and Covers
Engine Blocks
Cylinder Heads
Transmission Housings
Precision Machined Turned Components
Oil Pumps – Engine / Transmission / Water / Oil
Differentials / ELSD
Alternator Housings
Talk to us
Contact Sigma to discuss how we can support your ICE, hybrid, and legacy vehicle programmes with precision-engineered components and reliable supply.