# Idaho’s Dam Roads and the 2027 Corvette Grand Sport

> Driving the 2027 Corvette Grand Sport through Idaho’s dam roads reveals a balance of power and comfort.
- Title: Idaho’s Dam Roads and the 2027 Corvette Grand Sport | Shortify
- Summary: Driving the 2027 Corvette Grand Sport through Idaho’s dam roads reveals a balance of power and comfort. The 2027 Chevrolet Corvette Grand Sport offers a…
- Keywords: idaho, dam roads, 2027 chevrolet corvette grand sport, ls6 engine, corvette, chevrolet, road trip, mountain roads, clearwater river, coeur d'aleene lake, dworshak dam, post falls dam
- Source: Road & Track — https://roadandtrack.com/car-culture/a73582938/dam-roads-chevrolet-corvette-grand-sport-volume-37
- Author: Matt Farah
- Published: 2026-10-15T12:00:00+00:00
- Read time: 2 min
- Topics: idaho, dam roads, 2027 chevrolet corvette grand sport, ls6 engine, corvette, chevrolet, road trip, mountain roads, clearwater river, coeur d'aleene lake, dworshak dam, post falls dam
## Finding the Best Roads
The author started finding roads before becoming an automotive journalist, using early Google Earth to locate driving routes.
## Dam Roads Hypothesis
Dams create high-elevation lakes and often have dramatic driving roads around them.
## Dworshak Dam Introduction
Dworshak Dam, the third-tallest dam in the U.S., is 717 feet high and provides hydroelectric power.
## Dworshak Dam Access
Visitors can access Dworshak Dam from the northern and southern ends with scenic overlooks.
## 2027 Corvette Grand Sport
The 2027 Chevrolet Corvette Grand Sport features a 6.7-liter V-8 engine producing 535 hp and 520 lb-ft of torque.
## Grand Sport History
The Grand Sport name has been used since the 1960s for high-performance Corvettes, with recent revivals.
## Dworshak Dam Construction
Dworshak Dam was completed in 1973 after five years of continuous concrete pouring.
## Road Trip Route
The author drives from Dworshak Dam to Post Falls Dam, passing through the Saint Joe National Forest and lakes.
## Grand Sport Performance
The Grand Sport has a torque peak at 6100 rpm, 200 rpm lower than the Z06’s torque peak.
## Grand Sport Chassis
The Grand Sport features magnetorheological active shocks and the same tire-and-wheel combo as the Z06.
## Driving Experience
The Grand Sport offers a relaxed driving experience with less need for downshifting compared to the Z06.
## Post Falls Dam
Post Falls Dam is made of three embankments, with the North Dam being the most accessible.
## Road Conditions
State Highway 97 offers scenic views of Coeur d’Alene Lake with elevation changes and curves.
## Carbon-Ceramic Brakes
The Grand Sport’s carbon-ceramic brakes shine on winding roads with sharp turns.
## Engine Comparison
The Grand Sport’s LS6 engine produces 60 lb-ft more torque than the Z06’s flat-plane LT6 at 1700 rpm lower.
## Price Comparison
A base Grand Sport costs $88,495, while a base Z06 starts at $123,995.
## Key takeaway

The 2027 Chevrolet Corvette Grand Sport offers a sweet spot between performance and drivability for road trips.