SSP-G exhaust stud set 8mm M8x1.25 (SKU 190-54) — 2 dome-capped closed-end hex acorn cap nuts and 2 double-ended threaded steel studs with center square section; 8mm variant for modified GY6 engines SSP-G exhaust stud set 8mm M8x1.25 (SKU 190-54) — 2 dome-capped closed-end hex acorn cap nuts and 2 double-ended threaded steel studs with center square section; 8mm variant for modified GY6 engines
SSP-G exhaust stud set 6mm M6x1.00 (SKU 190-54) — 2 dome-capped closed-end hex acorn cap nuts and 2 double-ended threaded steel studs with center square section; 6mm variant for stock Minarelli, QMB139, and GY6 engines SSP-G exhaust stud set 6mm M6x1.00 (SKU 190-54) — 2 dome-capped closed-end hex acorn cap nuts and 2 double-ended threaded steel studs with center square section; 6mm variant for stock Minarelli, QMB139, and GY6 engines
SSP-G exhaust stud set 8mm M8x1.25 (SKU 190-54) — 2 dome-capped closed-end hex acorn cap nuts and 2 double-ended threaded steel studs with center square section; 8mm variant for modified GY6 engines
SSP-G exhaust stud set 6mm M6x1.00 (SKU 190-54) — 2 dome-capped closed-end hex acorn cap nuts and 2 double-ended threaded steel studs with center square section; 6mm variant for stock Minarelli, QMB139, and GY6 engines

SSP-G

SSP-G Exhaust Stud Set with Cap Nuts - 6mm or 8mm

SKU 190-54 6
$9.00
Shipping calculated at checkout.
Options: 6
Description

SSP-G steel exhaust stud and cap nut set for 50cc–150cc scooter engines — 2 double-ended threaded steel studs with center square section (for torquing) and 2 dome-capped closed-end hex acorn cap nuts. Available in M6x1.00 (6mm) for stock engines or M8x1.25 (8mm) for modified/performance GY6 builds. Select your size from the variant dropdown. SKU: 190-54.

Kit Contents:

  • 2x steel double-ended exhaust studs (center square section for torquing)
  • 2x steel dome-capped closed-end hex acorn cap nuts

Size Selection Guide:

  • 6mm (M6x1.00): 50cc/90cc 2-stroke Minarelli engines
  • 6mm (M6x1.00): 50cc 4-stroke QMB139 engines
  • 6mm (M6x1.00): 150cc GY6 stock engines
  • 8mm (M8x1.25): 150cc GY6 modified/performance engines (use with thick metal exhaust gasket — see part #190-51)

Specifications:

  • Brand: SSP-G
  • SKU: 190-54
  • Available sizes: M6x1.00 or M8x1.25 (select from dropdown)
  • Overall length: 40.5mm
  • Material: Steel
  • Includes: 2 studs + 2 cap nuts per set
  • Made in China

Compatibility:

  • 40QMB 50cc 2-stroke (Minarelli)
  • 50QMF 90cc/100cc 2-stroke
  • QMB139 50cc/49cc 4-stroke
  • GY6 QMI/QMJ 152/157 125cc/150cc 4-stroke

Note: Always verify your stud size before ordering — the guide above is a general reference. 8mm studs must be used with a thick metal exhaust gasket (see related part #190-51).
Product Diagrams
Features
  • Available in M6x1.00 (6mm) and M8x1.25 (8mm)
  • Steel construction
  • 40.5mm overall length
  • Includes 2 studs and 2 cap nuts
  • Fits Minarelli 2T, QMB139, and GY6 engines
Specifications

Sizes: M6x1.00 or M8x1.25 | Length: 40.5mm | Material: Steel | Qty: 2 studs + 2 cap nuts | Engines: Minarelli 2T, QMB139, GY6 152/157
Model Fitments

40QMB 50cc 2-stroke (Minarelli), 50QMF 90cc/100cc 2-stroke, QMB139 50cc/49cc 4-stroke, GY6 QMI/QMJ 152/157 125cc/150cc 4-stroke. 6mm for stock engines; 8mm for modified GY6 (use with thick exhaust gasket #190-51).
  • 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.
Options: 6
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