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Z1 Clutch & Lightweight Flywheel Kit – Nissan 370Z & Infiniti G37 VQ37VHR 6MT Street & Race
Engine Performance

Z1 Clutch & Lightweight Flywheel Kit – Nissan 370Z & Infiniti G37 VQ37VHR 6MT Street & Race

Rating: 5/5
$679.88$799.09Save 15%

Ditch the weak OEM clutch and dual-mass flywheel holding back your 370Z or G37 with the Z1 Motorsports Clutch & Flywheel Kit engineered to handle real power and abuse on the VQ37VHR platform because the factory clutch starts slipping as early as 350whp on tuned NA cars and won’t last a month behind any boost, while the heavy 28lb dual-mass flywheel kills throttle response, rev-hang, and acceleration by design, so Z1 paired a performance clutch disc and pressure plate with a lightweight single-mass chromoly flywheel to transform how your Z or G drives, using a sprung-hub full-face organic disc option for 400-450wtq street cars that delivers smooth engagement, chatter-free daily driving, and stock-like pedal feel while still holding bolt-on + E85 or mild supercharger setups, or stepping up to a 6-puck ceramic sprung disc rated for 550-600wtq that grabs hard for turbo builds, drag launches, and track days without the harsh on/off feel of unsprung race clutches, matched to a heavy-duty pressure plate with increased clamp load and heat-treated diaphragm spring that maintains consistent pedal pressure even after repeated high-RPM shifts and prevents the soft pedal fade that happens when OEM pressure plates get heat soaked, and the real game-changer is the Z1 14lb or 18lb chromoly steel single-mass flywheel that replaces the 28lb factory dual-mass unit, dropping 10-14lbs of rotating mass off your crank which lets the VQ37 rev faster, eliminates the lazy rev-hang between shifts, sharpens throttle response, and helps the engine accelerate through the RPM band quicker so you feel it in every gear, precision CNC-machined from 4140 chromoly and SFI 1.1 certified for safety to 12,000rpm with a stepped design and replaceable friction surface so you can resurface it during future clutch jobs instead of buying new, fully balanced to under 0.5oz-in to prevent vibrations and compatible with the factory pilot bearing and release bearing, designed as a complete bolt-in kit for 2009-2020 Nissan 370Z and 2008-2013 Infiniti G37/Q60 6MT with VQ37VHR that includes new flywheel bolts, pressure plate bolts, and alignment tool so you have everything for install, solving the common complaints of OEM clutch slip, glazing, hot spots, and flywheel failure on tuned cars while also fixing the vague, disconnected feel that makes stock 370Z/G37s feel slow between shifts, ideal for NA FBO + E85 builds making 350-380whp, Vortech/Stillen supercharger kits at 400-500whp, and single/twin turbo setups where you need holding power without sacrificing drivability, because more power means nothing if you can’t put it to the ground and the stock clutch was never meant to handle it, and this Z1 kit gives you the clamp load to hold the torque, the lightweight flywheel to free up the revs, and the drivability to daily it, making it the go-to upgrade before you add power so you’re not pulling the trans twice when the OEM clutch gives up at 400whp.

Key Features:

  • Organic Street Disc Option : Full-face sprung-hub organic disc rated for 400-450wtq. Delivers smooth engagement, chatter-free daily driving, and stock-like pedal feel. Perfect for FBO + E85 or mild supercharger builds.
  • 6-Puck Ceramic Race Option : Sprung-hub 6-puck ceramic disc rated for 550-600wtq. Aggressive bite for turbo builds, drag launches, and track abuse without the harsh on/off feel of unsprung race clutches.
  • Heavy-Duty Pressure Plate : Increased clamp load with heat-treated diaphragm spring maintains consistent pedal pressure. Prevents soft pedal fade and slip after repeated high-RPM shifts and heat soak.
  • Lightweight Chromoly Flywheel : 14lb or 18lb single-mass 4140 chromoly flywheel replaces 28lb OEM dual-mass unit. Drops 10-14lbs of rotating mass for faster revs and sharper throttle response.
  • Eliminates Rev-Hang : Single-mass design removes the lazy, disconnected feel between shifts caused by the heavy OEM dual-mass flywheel. Engine revs fall quicker for faster, cleaner shifts.
  • SFI 1.1 Certified : Precision CNC-machined and fully balanced to under 0.5oz-in. Safety rated to 12,000rpm with replaceable friction surface for resurfacing during future clutch jobs.
  • Direct Bolt-In Fitment : Complete kit for 2009-2020 Nissan 370Z and 2008-2013 Infiniti G37/Q60 6MT VQ37VHR. Compatible with factory pilot bearing and release bearing. No modifications needed.
  • Complete Install Hardware : Includes new flywheel bolts, pressure plate bolts, and clutch alignment tool. Everything needed for install with no extra trips to the parts store.
  • Solves OEM Clutch Failure : Addresses slip, glazing, hot spots, and flywheel failure common on tuned 370Z/G37s. Holds 350-600whp depending on disc choice where stock clutch fails past 350whp.
  • Improved Daily Drivability : Despite higher torque capacity, maintains manageable pedal effort and smooth engagement on street disc. Better throttle response and acceleration feel even on stock-power cars.
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