Price per each. Use for intake and exhaust. Fits spring set above and original springs. Weighs 6.1 grams compared to original 11.3 gram intake and 12.3 gram exhaust. Increases installed height of spring approx .050".

Price per each. Hardened spring seat keeps springs from wearing into head and centers the inner and outer springs around the guide. Springs are raised .040" above the surface of the head.

Price per each half. 24 required for 6 cylinder.

Price per each.

Price per each.

Price per each

Price per each.

Price per each.

Price per each.

Price per each. Can be used in later head by enlarging seat.

Price per each.

Intake and Exhaust, Machined For Small Diameter Valve Seals

Small diameter seal to fit on turned down guide and fit inside inner valve spring.

Seal to fit on full size guide. Does not fit inside inner valve spring. Use with single valve springs only.

Price per each.

These rocker cover fasteners will not only enhance the appearance of your engine but the o-ring seal will prevent annoying oil seepage at the studs.

Price per each.

These rocker cover fasteners will not only enhance the appearance of your engine but the o-ring seal will prevent annoying oil seepage at the studs.