Update Bump Stop Rule
#28712 from Robey Clark · Rule change · TB 20-05 (2019-05 Fastrack)
In GCR section 9.1.8.E.1.I, change as follows:
"NO MODIFICATIONS ALLOWED. Bump stop shall remain on shock but may be slit vertically to easeremoval for shock adjustment. Effective May 1, 2020, only the SCCA Bump Stop P/N 280407 may be used,
with no modification of any kind. Bump stops are optional. If used, only one bump stop per shock is
permitted. The same brand of shock absorbers must be used in all shock absorber positions on the car."
In GCR section 9.1.8.E.1.X.h, change as follows:
"Shock Absorbers: Penske shock P/N 280396 with spec valving shall be used as a sealed assembly, with
no modification of any kind. If shock seals are damaged in any way, the shock must be sent to an
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authorized SCCA Enterprises service center for verification and resealing at the competitor’s cost.
Effective May 1, 2020, only T the SCCA b Bump s Stop P/N 280407 may be used, as delivered with no
modification of any kind;. Bump stops are optional. i If used, maximum of only one bump stop per shock
is permitted. Effective 05/01/2020, only the SCCA bump stop P/N 280407 may be used as delivered withno modification of any kind; if used, maximum of one bump stop per shock."