RDR 32mm performance intake manifold 169-336 matte black cast aluminum elbow with gold brass collar green rubber 37mm carb-side boot stainless hose clamp two vacuum nipples and included metal engine-side gasket for GY6 QMJ QMI 152 157 engines RDR 32mm performance intake manifold 169-336 matte black cast aluminum elbow with gold brass collar green rubber 37mm carb-side boot stainless hose clamp two vacuum nipples and included metal engine-side gasket for GY6 QMJ QMI 152 157 engines
RDR 32mm performance intake manifold 169-336 rear three-quarter view showing matte black elbow body stainless hose clamp and two vacuum nipples for GY6 125cc 150cc 4-stroke scooter engines RDR 32mm performance intake manifold 169-336 rear three-quarter view showing matte black elbow body stainless hose clamp and two vacuum nipples for GY6 125cc 150cc 4-stroke scooter engines
RDR 32mm performance intake manifold 169-336 engine-flange side showing oval 2-bolt black flange 45.5mm bolt spacing 27.5mm bore gold brass collar and green rubber boot visible on carb side RDR 32mm performance intake manifold 169-336 engine-flange side showing oval 2-bolt black flange 45.5mm bolt spacing 27.5mm bore gold brass collar and green rubber boot visible on carb side
RDR 32mm performance intake manifold 169-336 angled view showing both vacuum nipples oval engine flange and green rubber carb-side boot with stainless hose clamp RDR 32mm performance intake manifold 169-336 angled view showing both vacuum nipples oval engine flange and green rubber carb-side boot with stainless hose clamp
RDR 32mm performance intake manifold 169-336 matte black cast aluminum elbow with gold brass collar green rubber 37mm carb-side boot stainless hose clamp two vacuum nipples and included metal engine-side gasket for GY6 QMJ QMI 152 157 engines
RDR 32mm performance intake manifold 169-336 rear three-quarter view showing matte black elbow body stainless hose clamp and two vacuum nipples for GY6 125cc 150cc 4-stroke scooter engines
RDR 32mm performance intake manifold 169-336 engine-flange side showing oval 2-bolt black flange 45.5mm bolt spacing 27.5mm bore gold brass collar and green rubber boot visible on carb side
RDR 32mm performance intake manifold 169-336 angled view showing both vacuum nipples oval engine flange and green rubber carb-side boot with stainless hose clamp

RDR

RDR 32mm Performance Intake Manifold

SKU 169-336
$51.00
Shipping calculated at checkout.
Description

Upgrade your carburetor-to-engine connection with the RDR 32mm Performance Intake Manifold (SKU 169-336). Matte black cast aluminum elbow body with a gold/brass collar, green rubber carb-side boot (37mm ID) secured by a stainless hose clamp, 2-bolt oval engine flange (45.5mm center-to-center, 27.5mm bore), and two vacuum nipples for fuel petcock and emissions plumbing. Includes a metal engine-side gasket. Made in Taiwan by RDR.

The larger 32mm flow path (vs. the stock 24–26mm manifold) supports larger carburetors and improved airflow for performance builds on GY6 125cc/150cc engines.

Specifications

  • SKU: 169-336
  • Brand: RDR (Taiwan)
  • Flow Diameter: 32mm
  • Inner Diameter — Carb Side: 37mm (green rubber boot, hose clamp secured)
  • Inner Diameter — Engine Side: 27.5mm
  • Bolt Hole Spacing: 45.5mm center-to-center
  • Vacuum Ports: 2
  • Material: Cast aluminum body, brass/gold collar, green rubber boot
  • Includes: Manifold, metal engine-side gasket
  • Dimensions (packaged): 8" L x 6" W x 3" H

Compatibility

Fits GY6 QMJ/QMI 152/157 4-stroke 125cc and 150cc engines. Compatible with most Chinese-manufactured scooters, ATVs, and go-karts using these engine codes. If your engine code includes QMJ or QMI 152 or 157, this manifold fits.

Intended for off-road use only. Not intended for use on public roads or land.

 
Product Diagrams
Features
  • 32mm Flow Path — Supports Larger Carburetors vs. Stock 24–26mm Manifold for GY6 Performance Builds
  • 37mm ID Green Rubber Carb-Side Boot with Stainless Hose Clamp — Secure, Vibration-Resistant Carb Connection
  • 45.5mm Bolt Spacing, 27.5mm Engine-Side Bore — Direct Bolt-On for GY6 QMJ/QMI 152/157 Engines
  • 2 Vacuum Nipples for Fuel Petcock and Emissions Plumbing
  • Includes Metal Engine-Side Gasket — Made in Taiwan by RDR
Specifications

SKU: 169-336 | Brand: RDR (Taiwan) | Flow: 32mm | Carb-side ID: 37mm (rubber boot, hose clamp) | Engine-side ID: 27.5mm | Bolt spacing: 45.5mm | Vacuum ports: 2 | Material: Cast aluminum, brass collar, green rubber | Includes: Manifold + metal gasket | Packaged dims: 8" L x 6" W x 3" H
Model Fitments

GY6 QMJ152 125cc 4-stroke | GY6 QMI152 125cc 4-stroke | GY6 QMJ157 150cc 4-stroke | GY6 QMI157 150cc 4-stroke | Most Chinese scooters, ATVs, and go-karts with QMJ/QMI 152/157 engine codes | Off-road use only
  • Same day shipping for orders placed before 2PM (CST) M-F
  • 30-day return period on eligible items
  • Flat-rate shipping for orders shipped to the 48 Contiguous United States.
Since 1989

Supplying parts and accessories for vintage and modern scooters since 1989 – Over Half a Million Served and Counting!

Comprehensive Resource

From wear-and-tear items like tires and oil filters to aftermarket parts from industry-leading brands.

Dealer Focused

With a committed team of dealer-focused sales reps and streamlined pricing and shipping processes, we are dedicated to supporting your business.

Innovative

Our team constantly strives to develop and source the best new products for your scooter.