Buick 455 Solid Flat Tappet Cams by Reed Performance Products, Inc.

Buick 455 Solid Flat Tappet
AP254/T264UL/114a2	intake exhaust	duration @ .050	valve lift	lobe seperation	RPM band	lash setting
Street performance. 9.1 c/r advised. Lightly modified engines. Heavy car. Needs 2200 converter.	AP254	218	0.459		1800	0.028
	T264UL	230	0.497		to	0.022
	114a2			114	5500
SPL268/X280UL/112a2	intake exhaust	duration @ .050	valve lift	lobe seperation	RPM band	lash setting
Street & Strip Performance. 9.5 c/r advised lightly modified engine. Good all around performer. 2700 converter & lower gears.	SPL268	230	0.505		2200	0.024
	X280UL	245	0.508		to	0.026
	112a2			112	6200
T270UL/X284UL/112a2	intake exhaust	duration @ .050	valve lift	lobe seperation	RPM band	lash setting
Hot street & strip. 10.1 c/r advised. 3000 converter or manual trans. Lower gears. Excellent midrange torque	T270UL	238	0.502		2800	0.020
	X284UL	251	0.522		to	0.022
	112a2			112	6200
AP294/XS302/110a2	intake exhaust	duration @ .050	valve lift	lobe seperation	RPM band	lash setting
Hot street & strip, Bracket racing. Engine mods required. 10.25 c/r advised 3400 converter & lower gears	AP294	243	0.513		3200	0.028
	XS302	255	0.508		to	0.030
	110a2			110	6400
XS302/XS314/112a2	intake exhaust	duration @ .050	valve lift	lobe seperation	RPM band	lash setting
Bracket drag. Modified engine & ported heads. 11.1 c/r required 3800 converter. Likes 1.6 rockers	XS302	255	0.508		3600	0.028
	XS314	269	0.528		to	0.030
	112a2			112	6800
XS306/XS314/110a2	intake exhaust	duration @ .050	valve lift	lobe seperation	RPM band	lash setting
Bracket drags, highly modified engines. 4000 conv. 11.5 c/r advised Alum heads with 1.6 rockers	XS306	262	0.527		4000	0.028
	XS314	269	0.528		to	0.030
	110a2			110	6800
XS314/XS320/108a2	intake exhaust	duration @ .050	valve lift	lobe seperation	RPM band	lash setting
Max effort Drag. Aftermarket heads with 1.6 rockers. 12/1 c/r advised 4500 conv.	XS314	269	0.528		4000	0.028
	XS320	274	0.535		to	0.030
	108a2			108	7000