BTR Revised LS1/LS2/LS6 In & Ex, LS3 Ex Only Rocker Arm. Sold as described below; installation labor and tuning are not included.
CHE ROCKER TRUNNIONS WILL NOT WORK WITH THIS ROCKER ARM!
BTR LS1, LS2, LS6 BARE ROCKER ARM - RKR-LS-1.7E
No. More. Broken. Rockers.
- All new 1.7 ratio drop in design rocker arms for cathedral port and square port (exhaust only).
- Redesigned top rails and EDM oiling port cut towards the tip of the rocker to increase oiling to the valve tip.
- 46% Stronger than stock Chevrolet rockers in FEA analysis.
- Extended tip design allows for higher valve lift and improved valve tip durability.
- Superior Moment of Inertia compared to roller tip rockers for max RPM.
ALSO WORKS ON THE EXHAUST SIDE OF A L92/LS3 HEAD.
- Manufacturer part number: RKR-LS-1.7E-R1
- Brand: Brian Tooley Racing
- Part Type: Rocker Arm
- Engine Type: Gen III/Gen IV LS
Match this part to your exact engine, cylinder heads, and intended use. Verify required clearances, spring setup, and measured pushrod length before installation. Cam stages are specific to their cam family.
Shipping: Lower-48 ground shipping is $19.99 per order. Use CAMSHIP199 for free cam-parts ground shipping on orders of $199 or more. Free shop pickup is available after your order is confirmed ready.
BTR Revised LS1/LS2/LS6 In & Ex, LS3 Ex Only Rocker Arm. Sold as described below; installation labor and tuning are not included.
CHE ROCKER TRUNNIONS WILL NOT WORK WITH THIS ROCKER ARM!
BTR LS1, LS2, LS6 BARE ROCKER ARM - RKR-LS-1.7E
No. More. Broken. Rockers.
- All new 1.7 ratio drop in design rocker arms for cathedral port and square port (exhaust only).
- Redesigned top rails and EDM oiling port cut towards the tip of the rocker to increase oiling to the valve tip.
- 46% Stronger than stock Chevrolet rockers in FEA analysis.
- Extended tip design allows for higher valve lift and improved valve tip durability.
- Superior Moment of Inertia compared to roller tip rockers for max RPM.
ALSO WORKS ON THE EXHAUST SIDE OF A L92/LS3 HEAD.
- Manufacturer part number: RKR-LS-1.7E-R1
- Brand: Brian Tooley Racing
- Part Type: Rocker Arm
- Engine Type: Gen III/Gen IV LS
Match this part to your exact engine, cylinder heads, and intended use. Verify required clearances, spring setup, and measured pushrod length before installation. Cam stages are specific to their cam family.
Shipping: Lower-48 ground shipping is $19.99 per order. Use CAMSHIP199 for free cam-parts ground shipping on orders of $199 or more. Free shop pickup is available after your order is confirmed ready.
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