Active filters
Advanced oil cooling with turbulators and mini-louvered fins for maximum heat transfer and minimal pressure loss. Includes installation components. Made in the USA.
Complete piston kit includes pistons, rings, wrist pins and clips for a full motor replacement. Made in the U.S.A.
Complete piston kit with forged pistons, rings, wrist pins and clips. Made in the U.S.A.
- Multipass flow and mini-louvered fins for maximum cooling.
- Specially designed turbulators enhance heat dissipation.
- Includes installation components; made in the USA.
Fan-assisted oil cooler kit optimized for low-speed and highway performance. Includes cooler, hoses, fan switch wiring, offset oil filter adaptor, and mounting hardware. Fan activates at ~205°F and delivers 150 cfm.
Broad, smooth power from 1900–6000 RPM; bolt-in fit for stock to mid 96" and 103" engines.
Plug-and-play cooler kit with a high-powered, waterproof fan and temperature-activated switch; includes wiring, hardware and instructions. Not for "Twin Cooled" models.
Fierce torque band and horsepower gains for large and small displacements.
Works from 2200–6250 rpm on large engines and 2500–6800 rpm on smaller high-revving builds.
Requires high-performance valve springs, pushrods, lifters, fueling work, and upgraded exhaust/intake/clutch.
OEM-quality cast aluminum alloy construction. Kits include two pistons, wrist pins and clips. Accepts OEM or Hastings rings (sold separately).