Fluidampr · New
Fluidampr Toyota 1JZ/2JZ I-6 Underdrive Pulley Harmonic Balancer
MPN 840811 · Store SKU fdr840811
Supplier stock checked 11/7/2026, 11:24:24 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Protect your engine. Modifications can compromise your stock harmonic balancer. Install a Fluidampr performance damper early for best durability. Superior viscous damper design controls harmful torsional vibration across the entire rpm range. Reduce wear on engine components. Reduce risk of crankshaft failure. Improve timing. Unleash lost torque and horsepower. Precision CNC machined and balanced high-grade steel components. Corrosion resistant black zinc finish with engraved timing marks. No maintenance required. Trusted by leading engine builders worldwide. SFI 18.1 certified. Made in USA. NOTE: 15% underdrive pulley for high rpm applications. Harmonic Balancer - Fluidampr- Toyota 1990-2005 - 1JZ/2JZ 15% Underdrive - Steel - Black Zinc Chromate - 8-1/2" dia - 9.0 lbs - SFI 18.1 - Made in USA - Each Harmonic Balancer - Fluidampr - Toyota 1990-2005 - 1JZ/2JZ I6 - 15% Underdrive
Manufacturer fitment & guides
Check 840811 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y
