Engine and transmission conversion kits
Advance Adapters
Over 50 years of drivetrain conversion components — adapters, mounts, and full swap packages.
Toyota Land Cruiser, Jeep, Bronco II
USA
Visit site →Period-correct rebuilds, engine swaps, and driveline upgrades.
21 manufacturers
Engine and transmission conversion kits
Over 50 years of drivetrain conversion components — adapters, mounts, and full swap packages.
Toyota Land Cruiser, Jeep, Bronco II
USA
Visit site →Fuel pumps, fuel rails, and pressure regulators for performance and EFI conversions
Fuel delivery hardware — pumps, billet fuel rails, and regulators — built for high-flow and EFI-converted engines.
Carbureted-to-EFI conversions, performance builds
Lenexa, Kansas, USA
Visit site →Mandrel-bent stainless steel exhaust systems
Mandrel-bent stainless exhaust systems engineered per chassis rather than universal-fit tubing.
Classic and performance vehicles
Johnson City, Tennessee, USA
Visit site →Manufacturer of SU, Zenith, and Amal carburetor parts and rebuild kits for British classics
Owns the SU, Zenith, and Amal carburetor brands and produces the diaphragms, jets, and rebuild kits used to restore them on classic British cars and motorcycles.
British and European classics
Salisbury, United Kingdom
Visit site →Baffled and windage-tray oil pans for road-race and street engines
Baffled oil pans engineered to prevent oil starvation under sustained hard cornering.
Track-day and street performance builds
Branford, Connecticut, USA
Visit site →Timing chain, gear, and sprocket sets for classic and performance engines
Roller timing chain and gear sets that replace worn factory timing components.
Classic and performance engines
Fort Smith, Arkansas, USA
Visit site →Carburetors, intake manifolds, and performance engine components
Tunable Performer-series carburetors and intake manifolds that keep a traditional carbureted look with modern rebuild support.
Classic and performance engines
Oxford, Mississippi, USA
Visit site →Self-tuning multi-port throttle body EFI systems for carbureted classics
Self-tuning EFI throttle body systems (Go EFI line) that replace a carburetor without rewiring the whole fuel system.
Carbureted classic engines
Riverside, California, USA
Visit site →Chambered mufflers with a traditional deep exhaust tone
Chambered mufflers designed to hold a deep, period-correct exhaust tone rather than a straight-through race note.
Classic and performance vehicles
Santa Rosa, California, USA
Visit site →Viscous harmonic dampers protecting crankshafts from torsional vibration
Viscous (fluid-shear) harmonic dampers that replace worn or degraded rubber-isolated stock balancers.
Classic and performance engines
Buffalo, New York, USA
Visit site →Exhaust heat shielding and thermal wrap for floorboards, lines, and starters
Heat shields and thermal wrap that protect floorboards, brake lines, and starters from radiant exhaust heat.
Classic and performance vehicles
Michigan, USA
Visit site →Ceramic-coated long-tube headers for classic V8s
Ceramic-coated long-tube headers built to improve exhaust scavenging and reduce under-hood heat soak.
Classic V8 muscle cars and trucks
Whittier, California, USA
Visit site →Self-tuning electronic fuel injection throttle body systems for carbureted classic engines
Self-tuning EFI throttle body systems that replace a carburetor on classic engines without rewiring the whole fuel system.
Carbureted classic engines
Worldwide
Visit site →Headers and side-pipe exhaust systems for classic muscle cars
Headers and period-style side-pipe exhaust configurations for classic roadsters and muscle cars.
Classic muscle cars and roadsters
Bowling Green, Kentucky, USA
Visit site →Capacitive discharge ignition modules and control for vintage distributor-based ignition systems
Capacitive discharge ignition boxes and control components that upgrade a vintage distributor-based ignition without a full electronic conversion.
Carbureted classics and hot rods
El Paso, Texas, USA
Visit site →High-flow catalytic converters and performance exhaust
High-flow catalytic converters used for legal emissions-compliant exhaust retrofits.
Classic and performance vehicles
Oceanside, California, USA
Visit site →Aluminum performance radiators and cooling system upgrades
Welded aluminum radiators and cooling upgrades sized to resolve overheating in vintage engine bays.
Classic and performance vehicles
Ann Arbor, Michigan, USA
Visit site →Jeep engine swap kits and adapters
Engine swap kits, transmission adapters, shifters, mounts, and turnkey powertrains since 1967.
Jeep
USA
Visit site →Solid-state electronic ignition modules replacing breaker points and condensers
Drop-in solid-state ignition modules that replace points and condensers inside an original distributor housing.
Vintage and classic vehicles with points-type distributors
San Dimas, California, USA
Visit site →Gear-reduction mini starters, alternators, and pumps for classic engine bays
Compact gear-reduction starters and charging components sized to clear tight header and chassis clearances on classic V8 swaps.
Classic V8s and hot rods
Union City, California, USA
Visit site →Complete aftermarket under-dash air conditioning, heat, and defrost systems
Under-dash A/C, heat, and defrost systems engineered to retrofit into classic vehicles that never had factory climate control.
Classic and vintage vehicles
San Antonio, Texas, USA
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