Eibach Spring Rubber - 60 Durometer - 5" Barrel Springs - 1-1/2" Height - Polyurethane - Purple 931025 A pre-installed oil level sight

A pre-installed oil level sight glass allows quick and easy oil inspection

Cylinder Head Specifications: Combustion chamber volume: (A) 65cc / 72cc / 87cc

Weld-On Mount Option (sold separately)

plexiglass chamber sealing plate and complete instructions

AN-10 BypassAeromotive Inc

Eibach Spring Rubber - 60 Durometer - 5" Barrel Springs - 1-1/2" Height - Polyurethane - Purple 931025 A pre-installed oil level sightEibach Spring Rubber 60 Durometer 5" Barrel Springs 1 1 2" Height Polyurethane Purple SR. 500. 0060 Features: Spring Rubber 60 Durometer 5 in Barrel Springs 1 1 2 in Height Polyurethane Purple Coil Spring Rubber Insert Four different Spring Rubber durometers (50D 90D) available for desired rate tuning. Fits springs with 5. 0" outside diameters. Adds approximately 1. 5" of solid height to your spring. Made in the U. S. A. and sold individually. Eibach